Guest reviews reflect that outlets, room lighting, blackout effectiveness, and Wi-Fi functionality are dependable and satisfactory.
Room Size, Layout & Luggage Space 10.0 (+4.4 Edge)
Compared to standard urban hotels in the area, the exclusive floor area is generous, providing ample space to open multiple large suitcases and walk around comfortably.
Guest Quietness, Floor Security & Night Safety 10.0 (+1.6 Edge)
Located in a quiet alley near local schools and parks away from entertainment districts, the surrounding environment remains peaceful and calm at night.
Book Hotel Monterey La Soeur Fukuoka When You Prioritize
Subway/Rail Station & Airport Transit Access 10.0 (+7.5 Edge)
With subway and underground shopping arcade exits situated right along the pedestrian path, transit access to the airport line and city hubs is exceptional.
1:1 Verdict Summary: On Room Size, Layout & Luggage Space (5.6), Hotel Monterey La Soeur Fukuoka stands out: Living space varies by room type, and standard units may offer limited clearance for laying out large luggage flat. By contrast, at Dream Inn Hakata (10.0) (Subway/Rail Station & Airport Transit Access): The property is located a moderate walk away from the primary railway station, which may feel lengthy when traveling with young children or elderly companions. For Overall (All Travel Styles), Hotel Monterey La Soeur Fukuoka is the stronger choice across Room Size, Layout & Luggage Space, Subway/Rail Station & Airport Transit Access, Nearby Convenience Stores, Shopping & Dining.
This 1:1 comparison guide synthesizes recurring observations from verified guest stays. Actual experience may vary by assigned floor, wing, or travel season.
Hotel Monterey La Soeur Fukuoka Notice · Renovation Verified Upgrade: 2020-04-01 Notice on All-Room Non-Smoking Policy and Humidifying Air Purifier Placement: To maintain optimal indoor air quality, a strict non-smoking policy is enforced across all guest rooms, and additional bedding or humidifier inspections are available upon request.
1. Who Are You Traveling With?
Even between the same two hotels, the better choice shifts depending on whether you are traveling with infants, senior parents, a partner, or solo.
Dream Inn Hakata: 8.4(A)vsHotel Monterey La Soeur Fukuoka: 8.8(A)
On Room Size, Layout & Luggage Space (10.0), Dream Inn Hakata stands out: Compared to standard urban hotels in the area, the exclusive floor area is generous, providing ample space to open multiple large suitcases and walk around comfortably. By contrast, at Hotel Monterey La Soeur Fukuoka (5.6) (Guest Quietness, Floor Security & Night Safety): Elevator keycard access provides reliable floor security, though brief disturbances from external guests may occasionally occur late at night. For Family with Infants & Toddlers, both Dream Inn Hakata and Hotel Monterey La Soeur Fukuoka are closely matched—choose based on whether you prioritize Room Size, Layout & Luggage Space or Guest Quietness, Floor Security & Night Safety.
Dream Inn Hakata: 8.1(B)vsHotel Monterey La Soeur Fukuoka: 8.3(A)
On Subway/Rail Station & Airport Transit Access (10.0), Hotel Monterey La Soeur Fukuoka stands out: With subway and underground shopping arcade exits situated right along the pedestrian path, transit access to the airport line and city hubs is exceptional. By contrast, at Dream Inn Hakata (2.5) (Nearby Convenience Stores, Shopping & Dining): Convenience stores and local supermarkets are not situated immediately adjacent to the building, requiring a short stroll through the neighborhood. For Family with Young Kids, Hotel Monterey La Soeur Fukuoka is the stronger choice across Subway/Rail Station & Airport Transit Access, Nearby Convenience Stores, Shopping & Dining, Flooring Material & Barefoot Comfort.
Dream Inn Hakata: 6.4(C)vsHotel Monterey La Soeur Fukuoka: 8.4(A)
On Subway/Rail Station & Airport Transit Access (10.0), Hotel Monterey La Soeur Fukuoka stands out: With subway and underground shopping arcade exits situated right along the pedestrian path, transit access to the airport line and city hubs is exceptional. By contrast, at Dream Inn Hakata (2.5) (Elevator Capacity & Wait Times): The interior dimensions of the building elevator are somewhat compact, making it feel tight when occupied by larger groups and strollers simultaneously. For Traveling with Parents & Seniors, Hotel Monterey La Soeur Fukuoka is the stronger choice across Subway/Rail Station & Airport Transit Access, Elevator Capacity & Wait Times, Garden, Promenade & Beach/Park Access.
Decisive Factors: Subway/Rail Station & Airport Transit Access · Elevator Capacity & Wait Times · Garden, Promenade & Beach/Park Access
Dream Inn Hakata: 7.3(B)vsHotel Monterey La Soeur Fukuoka: 8.2(B)
On Loungewear, Amenity Bar & Gym Quality (10.0), Hotel Monterey La Soeur Fukuoka stands out: High guest satisfaction is reported thanks to comfortable pure cotton loungewear and an extensive front amenity bar stocked with daily essentials. By contrast, at Dream Inn Hakata (Early/Late Check-out & Upgrade Flexibility): Due to the apartment-style operation, daily housekeeping and bulk towel replacements are not provided as standard during multi-night stays. For Hotel Staycation & Resort Relaxation, Hotel Monterey La Soeur Fukuoka is the stronger choice across Loungewear, Amenity Bar & Gym Quality, Early/Late Check-out & Upgrade Flexibility, Housekeeping & Towel/Amenity Delivery.
Dream Inn Hakata: 7.9(B)vsHotel Monterey La Soeur Fukuoka: 8.2(B)
On Inter-room & Floor Soundproofing (9.3), Hotel Monterey La Soeur Fukuoka stands out: Soundproofing between rooms is generally well-maintained to provide a tranquil environment, though subtle structural wall vibrations may occasionally transfer. By contrast, at Dream Inn Hakata (6.2) (Garden, Promenade & Beach/Park Access): Convenience stores and local supermarkets are not situated immediately adjacent to the building, requiring a short stroll through the neighborhood. For Couples & Anniversary Getaway, Hotel Monterey La Soeur Fukuoka is the stronger choice across Inter-room & Floor Soundproofing, Garden, Promenade & Beach/Park Access, Nearby Convenience Stores, Shopping & Dining.
Dream Inn Hakata: 6.5(C)vsHotel Monterey La Soeur Fukuoka: 7.6(B)
On Inter-room & Floor Soundproofing (9.3), Hotel Monterey La Soeur Fukuoka stands out: Soundproofing between rooms is generally well-maintained to provide a tranquil environment, though subtle structural wall vibrations may occasionally transfer. By contrast, at Dream Inn Hakata (6.2) (Window Insulation & Ventilation): Chilly drafts tend to seep in around the sofa seating by the balcony windows, lowering perceived warmth during winter and transition seasons. For Quiet Rest & Deep Sleep, Hotel Monterey La Soeur Fukuoka is the stronger choice across Inter-room & Floor Soundproofing, Window Insulation & Ventilation, Mattress & Pillow Sleep Comfort.
Dream Inn Hakata: 8.6(A)vsHotel Monterey La Soeur Fukuoka: 8.1(B)
On Room Size, Layout & Luggage Space (10.0), Dream Inn Hakata stands out: Compared to standard urban hotels in the area, the exclusive floor area is generous, providing ample space to open multiple large suitcases and walk around comfortably. By contrast, at Hotel Monterey La Soeur Fukuoka (5.6) (Lighting, Blackout, Outlets, Desk & Wi-Fi): Modest mini-fridge performance and the absence of direct charging ports are noted drawbacks, making personal preparation advisable. For Friends & Group Travel, Dream Inn Hakata is the stronger choice across Room Size, Layout & Luggage Space, Lighting, Blackout, Outlets, Desk & Wi-Fi, Floor, Furniture & Kettle Hygiene.
Dream Inn Hakata: 5.8(Caution)vsHotel Monterey La Soeur Fukuoka: 8.0(B)
On Subway/Rail Station & Airport Transit Access (10.0), Hotel Monterey La Soeur Fukuoka stands out: With subway and underground shopping arcade exits situated right along the pedestrian path, transit access to the airport line and city hubs is exceptional. By contrast, at Dream Inn Hakata (2.5) (Nearby Convenience Stores, Shopping & Dining): Convenience stores and local supermarkets are not situated immediately adjacent to the building, requiring a short stroll through the neighborhood. For Solo Traveler, Hotel Monterey La Soeur Fukuoka is the stronger choice across Subway/Rail Station & Airport Transit Access, Nearby Convenience Stores, Shopping & Dining, Free Late-Night Snacks, Drinks & Minibar.
Dream Inn Hakata: 7.0(C)vsHotel Monterey La Soeur Fukuoka: 7.4(B)
On Lighting, Blackout, Outlets, Desk & Wi-Fi (10.0), Dream Inn Hakata stands out: Guest reviews reflect that outlets, room lighting, blackout effectiveness, and Wi-Fi functionality are dependable and satisfactory. By contrast, at Hotel Monterey La Soeur Fukuoka (4.5) (Room Size, Layout & Luggage Space): Living space varies by room type, and standard units may offer limited clearance for laying out large luggage flat. For Business Trip & Workation, both Dream Inn Hakata and Hotel Monterey La Soeur Fukuoka are closely matched—choose based on whether you prioritize Lighting, Blackout, Outlets, Desk & Wi-Fi or Room Size, Layout & Luggage Space.
Dream Inn Hakata: 7.3(B)vsHotel Monterey La Soeur Fukuoka: 8.1(B)
On Room Size, Layout & Luggage Space (5.6), Hotel Monterey La Soeur Fukuoka stands out: Living space varies by room type, and standard units may offer limited clearance for laying out large luggage flat. By contrast, at Dream Inn Hakata (10.0) (Subway/Rail Station & Airport Transit Access): The property is located a moderate walk away from the primary railway station, which may feel lengthy when traveling with young children or elderly companions. For Overall (All Travel Styles), Hotel Monterey La Soeur Fukuoka is the stronger choice across Room Size, Layout & Luggage Space, Subway/Rail Station & Airport Transit Access, Nearby Convenience Stores, Shopping & Dining.
Shows the largest score gaps first so you can spot decisive differences immediately, or switch to All Items to inspect every checklist.
Compared Item
Dream Inn Hakata
Hotel Monterey La Soeur Fukuoka
Subway/Rail Station & Airport Transit Access
2.5· Caution
The property is located a moderate walk away from the primary railway station, which may feel lengthy when traveling with young children or elderly companions.
Conditional Caution & Avoidance Guide
Reaching the property takes approximately from the station's east exit; taking a is recommended when carrying heavy luggage or traveling with kids.
10.0· S+7.5 Edge
With subway and underground shopping arcade exits situated right along the pedestrian path, transit access to the airport line and city hubs is exceptional.
Lighting, Blackout, Outlets, Desk & Wi-Fi
10.0· S+5.5 Edge
Guest reviews reflect that outlets, room lighting, blackout effectiveness, and Wi-Fi functionality are dependable and satisfactory.
4.5· Caution
Modest mini-fridge performance and the absence of direct charging ports are noted drawbacks, making personal preparation advisable.
Conditional Caution & Avoidance Guide
The refrigerator cooling power is weak, making an helpful, and lacking USB ports makes essential.
Housekeeping & Towel/Amenity Delivery
4.9· Caution
Due to the apartment-style operation, daily housekeeping and bulk towel replacements are not provided as standard during multi-night stays.
Conditional Caution & Avoidance Guide
For consecutive stays, guests must use the to wash towels themselves or utilize the provided cleaning tools.
10.0· S+5.1 Edge
Even during extended multi-night stays, daily replenishment of amenities and reliable routine cleaning ensure a consistently hygienic environment.
Room Size, Layout & Luggage Space
10.0· S+4.4 Edge
Compared to standard urban hotels in the area, the exclusive floor area is generous, providing ample space to open multiple large suitcases and walk around comfortably.
5.6· Caution
Living space varies by room type, and standard units may offer limited clearance for laying out large luggage flat.
Conditional Caution & Avoidance Guide
Standard single and double rooms are , requiring guests to .
Nearby Convenience Stores, Shopping & Dining
5.9· Caution
Convenience stores and local supermarkets are not situated immediately adjacent to the building, requiring a short stroll through the neighborhood.
Conditional Caution & Avoidance Guide
The nearest spots are situated within a , so it is convenient to purchase daily essentials on your way back to the accommodation.
10.0· S+4.1 Edge
Direct access to an on-site convenience store and close proximity to major shopping centers and renowned eateries provide top-tier travel convenience.
Floor, Furniture & Kettle Hygiene
6.4· C
General room cleanliness and kitchenette hygiene are spotless, though fine dust management in out-of-sight furniture gaps such as bed headboards may occasionally be neglected.
2.5· Caution
Feedback occasionally highlights insufficient dusting under low furniture and around certain sanitary appliances, suggesting an early inspection upon arrival.
Conditional Caution & Avoidance Guide
Depending on cleaning thoroughness, dust accumulation has been reported in .
Window Insulation & Ventilation
4.9· Caution
Chilly drafts tend to seep in around the sofa seating by the balcony windows, lowering perceived warmth during winter and transition seasons.
Conditional Caution & Avoidance Guide
Children or cold-sensitive companions should avoid the drafty sofa bed and sleep in the with the closed.
8.2· B+3.3 Edge
Window insulation and thermal sealing are excellent, and guests seeking fresh air can arrange window opening through standard front desk procedures.
Conditional Caution & Avoidance Guide
For fresh air, you can , after which staff will .
Elevator Capacity & Wait Times
6.8· C
The interior dimensions of the building elevator are somewhat compact, making it feel tight when occupied by larger groups and strollers simultaneously.
10.0· S+3.2 Edge
Comfortable seating such as sofas is provided in the elevator vestibules, ensuring thoughtful convenience while waiting for lifts.
Inter-room & Floor Soundproofing
6.2· C
Acoustic insulation around the bathroom walls is somewhat thin, allowing interior toilet and plumbing sounds to transmit into the room.
9.3· S+3.1 Edge
Soundproofing between rooms is generally well-maintained to provide a tranquil environment, though subtle structural wall vibrations may occasionally transfer.
Flooring Material & Barefoot Comfort
7.1· C
Guest evaluations confirm that flooring condition and barefoot comfort are well-maintained and pleasant.
10.0· S+2.9 Edge
All guest rooms feature wood flooring rather than carpet, minimizing dust accumulation and providing a remarkably clean barefoot environment.
Guest Quietness, Floor Security & Night Safety
10.0· S+1.6 Edge
Located in a quiet alley near local schools and parks away from entertainment districts, the surrounding environment remains peaceful and calm at night.
8.4· A
Elevator keycard access provides reliable floor security, though brief disturbances from external guests may occasionally occur late at night.
Conditional Caution & Avoidance Guide
Floor security functions well, though noise may occur when late at night.
Street, Rail & Exterior Noise
3.9· Caution
Nighttime sirens from main streets or daytime noise from nearby school activities may occasionally filter in through window gaps.
5.1· Caution
Due to the main boulevard location, nighttime street noise can be intrusive, making advance attention to room orientation essential.
Conditional Caution & Avoidance Guide
Nighttime noise such as may enter, making a request for advantageous.
Room View Openness, Daylight & Privacy
10.0· S+1.0 Edge
Guest experiences confirm that room views and natural daylighting are generally pleasant and well-maintained without feeling boxed in.
9.0· A
Depending on the room orientation, sightlines from neighboring structures may compromise privacy, so verifying your room orientation is recommended.
Conditional Caution & Avoidance Guide
Rooms can be seen from outside, potentially requiring continuous .
Climate Control, Water Pressure & Bath Layout
10.0· S
The bathroom layout features fully separated spaces for the toilet, washbasin, and shower, offering strong shower water pressure and reliable hot water.
10.0· S
Strong water pressure and deep bathtubs ensure high bath satisfaction, though care is advised when adjusting water temperatures due to faucet design.
Conditional Caution & Avoidance Guide
The washbasin features a , presenting a when hot water surges suddenly.
Check-in Speed & Luggage Storage
10.0· S
Complimentary luggage storage is provided at the front desk before and after check-in, though annex guests must stop by the main building reception first.
Room Type & Floor Selection Tip
When booking an annex room, guests must before walking to the .
10.0· S
Complimentary luggage storage before check-in and after check-out operates seamlessly, complemented by prompt and attentive lost-and-found support.
Coin Laundry, Ice, Microwave & Takeout
10.0· S
Equipped with a refrigerator with separate freezer, kitchen sink, and microwave, the in-room facilities support simple cooking and extended stays.
10.0· S
Guests using shared food appliances should note restrictions on dining locations, and take into account the room's compact table footprint.
Conditional Caution & Avoidance Guide
Eating food in the 1st-floor lobby is strictly prohibited when using the , and the in-room .
Baby/Kids Gear & Child Policy
10.0· S
Guests can utilize spare topper mats and sofa bed cushions to set up a safe floor sleeping arrangement for toddlers to prevent accidental falls.
10.0· S
Bed guards and thoughtful family care items such as children's slippers and toothbrush kits are readily provided, making this property well-suited for family stays.
Twin, Triple & Family Room Flexibility
10.0· S
Equipped with multiple double beds and an extra sofa bed setup, the rooms accommodate larger family groups comfortably together.
Room Type & Floor Selection Tip
If additional sofa bed setup is needed, guests can request it by , and the bedroom area can be partitioned off using .
10.0· S
Additional beds can be arranged for multi-guest groups, though travelers should account in advance for how extra bedding impacts usable interior space.
Conditional Caution & Avoidance Guide
Please note that setting up an for family stays will .
Front Desk Hospitality & Multilingual Support
10.0· S
Resident staff capable of multilingual communication facilitate smooth check-ins, though the front desk may occasionally be unattended during early morning hours.
10.0· S
Front desk responsiveness is exceptionally prompt, and on-site concierge assistance such as calling taxis during inclement weather is consistently courteous.
Overall Value for Money
10.0· S
Considering the generous room dimensions alongside equipped kitchen and laundry amenities, the property delivers solid value for money for family groups of three or more.
10.0· S
Offering excellent downtown accessibility and the cleanliness of wooden flooring at reasonable rates, this property consistently earns high revisit intent.
Corridor & Door Sound Insulation
— (No notable issues observed)
9.5· S
Hallway noise is reasonably contained, but corridor sounds can occasionally filter indoors depending on specific door and entryway configurations.
HVAC & Plumbing Quietness
— (No notable issues observed)
8.2· B
In-room mechanics operate normally in most cases, though occasional bathroom exhaust fan malfunctions affecting ventilation have been noted.
Bedding & Towel Cleanliness
10.0· S
Guest records confirm that bedding and towel cleanliness levels are well-managed and maintained in a clean, pleasant state.
— (No notable issues observed)
Bathroom, Grout & Drain Hygiene
— (No notable issues observed)
7.7· B
Overall hygiene is maintained well, though some variations in bathroom fabric fixtures and equipment sizing warrant brief initial checking.
Conditional Caution & Avoidance Guide
Certain rooms have encountered a or wobbling from an .
Indoor Air & Odor-Free Freshness
— (No notable issues observed)
3.0· Caution
A strict non-smoking policy is enforced throughout, but structural ventilation constraints in certain rooms may leave residual odors or stagnant air.
Conditional Caution & Avoidance Guide
Some rooms retain or exhibit .
Mattress & Pillow Sleep Comfort
— (No notable issues observed)
8.2· B
Standard beds offer commendable sleeping comfort, but supplemental bedding added for triple occupancy may differ in dimensions and stability.
Conditional Caution & Avoidance Guide
The provided for triple occupancy can be .
Parking Access & Clearance
— (No notable issues observed)
10.0· S
A car rental branch is situated immediately adjacent to the building, offering an optimal route for pick-up and return for driving travelers.
Shuttle Service & Stroller/Wheelchair Walkability
— (No notable issues observed)
9.3· S
Overall accessibility is favorable, though checking the entrance elevation and the elevator route from the nearby station beforehand ensures a smoother transit with heavy luggage.
Conditional Caution & Avoidance Guide
The main entrance involves , and taking the allows you to bypass the stairs entirely.
Public Space Crowd Level & Relaxed Vibe
— (No notable issues observed)
8.3· A
Due to the architectural layout of the lobby, guest traffic can concentrate during specific periods, making crowd timing worth considering.
Conditional Caution & Avoidance Guide
The ground-floor front lobby area is relatively compact, which may cause congestion during .
Loungewear, Amenity Bar & Gym Quality
— (No notable issues observed)
10.0· S
High guest satisfaction is reported thanks to comfortable pure cotton loungewear and an extensive front amenity bar stocked with daily essentials.
Breakfast Queue, Seating & Refill Speed
— (No notable issues observed)
9.5· S
Breakfast operations are generally smooth, though guest traffic occasionally clusters around the initial opening period.
Conditional Caution & Avoidance Guide
Lines can form due to concentrated guest visits, so an is recommended.
Breakfast Variety, Freshness & Taste
— (No notable issues observed)
5.1· Caution
The breakfast selection can feel limited, and recurring feedback suggests verifying the menu before paying for on-site additions relative to value.
Conditional Caution & Avoidance Guide
An on-site purchase costs , which many guests feel offers poor cost performance compared to local alternatives.
Free Late-Night Snacks, Drinks & Minibar
— (No notable issues observed)
10.0· S
Guests can enjoy complimentary coffee and tea offerings provided on designated floors throughout their stay.
Issue Resolution & Room Change Recovery
— (No notable issues observed)
8.7· A
Service quality remains high, with technical personnel dispatched promptly to rectify room equipment irregularities whenever they arise.
Conditional Caution & Avoidance Guide
When piping issues caused , technical staff .
Early/Late Check-out & Upgrade Flexibility
— (No notable issues observed)
10.0· S
Early check-in can be arranged under clear guidelines, and the team demonstrates flexibility by aligning split bookings within the same room.
Room Type & Floor Selection Tip
Early check-in is available for , with flexible accommodation such as .
Garden, Promenade & Beach/Park Access
— (No notable issues observed)
10.0· S
The property is adjacent to the Nakasu riverside promenade, offering a pleasant and scenic pedestrian route toward major shopping centers.
More 1:1 Hotel Matchups in Fukuoka
Other frequently compared rival hotel matchups in the same destination.
Hotel Trad HakataVSJR Kyushu Hotel Blossom Hakata Central
On Bedding & Towel Cleanliness (10.0), Hotel Trad Hakata stands out: The mattresses and bed linens are meticulously maintained without visible stains, ensuring a comfortable night of sleep. By contrast, at JR Kyushu Hotel Blossom Hakata Central (3.1) (Room Size, Layout & Luggage Space): Compared to other urban accommodations, the rooms provide generous square footage with plenty of room to unpack large luggage. For Overall (All Travel Styles), both Hotel Trad Hakata and JR Kyushu Hotel Blossom Hakata Central are closely matched—choose based on whether you prioritize Bedding & Towel Cleanliness or Room Size, Layout & Luggage Space.
Key Factors: Bedding & Towel Cleanliness · Room Size, Layout & Luggage Space · Subway/Rail Station & Airport Transit Access
On Guest Quietness, Floor Security & Night Safety (10.0), Hotel Monte Hermana Fukuoka stands out: Floor security doors requiring keycard access after exiting the elevator ensure guest safety and a quiet atmosphere. By contrast, at Zonk Hotel Hakata (4.4) (Inter-room & Floor Soundproofing): Rooms remain generally quiet, though sound isolation between adjoining rooms is not total and early-morning water drainage sounds may be faintly audible. For Overall (All Travel Styles), Hotel Monte Hermana Fukuoka is the stronger choice across Guest Quietness, Floor Security & Night Safety, Inter-room & Floor Soundproofing, Street, Rail & Exterior Noise.
On Subway/Rail Station & Airport Transit Access (10.0), Nishitetsu Inn Fukuoka stands out: Proximity to the subway station ensures effortless mobility, featuring an optimal step-free route that simplifies transit with heavy luggage. By contrast, at Zonk Hotel Hakata (4.7) (Housekeeping & Towel/Amenity Delivery): Housekeeping arrangements and amenity replenishment policies for consecutive stays have drawn recurring concerns, making prior review essential. For Overall (All Travel Styles), Nishitetsu Inn Fukuoka is the stronger choice across Subway/Rail Station & Airport Transit Access, Housekeeping & Towel/Amenity Delivery, Breakfast Variety, Freshness & Taste.
Unlock ██F+ high-floor ███ view wing & 0 more room tips right here
Exact floor numbers, wings, hours, and front-desk check-in scripts verified from guest stays are protected with a forensic watermark for members who agree to confidentiality.
Show-to-Staff Front Desk Check-in Request Card
日本語 · Please show this screen to the hotel front desk staff
Fukuoka 1:1 Rival Hotel Matchup 
Overall Edge 
Book Dream Inn Hakata When You Prioritize 
Hotel Monterey La Soeur Fukuoka Notice · Renovation 
Member-Only Room Assignment Vault Unlock 