K-1
Visitors praise the venue for its attractive clientele, with many finding it a place with muscular physiques. However, a common complaint is that the space is very small and can feel cramped, with some reviewers also noting it can be dirty.
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via Stay22About this place K-1
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Verified by GoogleBased on 31 Google reviews.
No toilet
it is true, the strict criteria of this place makes it so that its customer base is outstandingly more attractive than others. but the place is really too small.
Visited on Sunday 7pm. The staff is friendly and explain using Google Translate with clear instructions. But the space is very small, only 3 curtain rooms. All are gym fit but less than 10 people.
I've been to K1 twice and the food was great both times! If you like muscular physiques, this is the place to go without hesitation. Personally, I feel it's the place with the most amazing muscular guys in Osaka 🀄️
When you open the door and enter, you'll be greeted by an old man screening customers. He asks where you're from, using a translator on his phone to communicate with you. He asks for your age, weight, and height. I'm not sure what the age limit is. If you have a gym membership card, you'll get a special price. If you don't, he'll ask to see your body shape. I opened my shirt to show him, and I got a discount. 😆 There are about 20 lockers on four floors. It might not be very spacious, but it's quite good. People come in because of the screening process, so you definitely won't be disappointed.
Even on weekday evenings, there are people; it's worth the ticket price.
No people during weekday night The place is quite small and dirty Please save your money to have a nice dinner
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Last updated on 3 September 2026