Staying in a Japanese capsule hotel had been on my list for a long time. There's something about the concept that I've always found quietly fascinating: the efficiency of it, the novelty, the idea of having exactly what you need and nothing more. I assumed it would eventually happen on a trip to Japan. What I didn't expect was for it to happen in Mexico.
While searching for somewhere to stay on Isla Mujeres, I stumbled across a brand new Japanese-style capsule hotel and immediately stopped looking at anything else. Sometimes a decision makes itself.

If you've never come across the concept before, here's the short version. Capsule hotels were originally invented in Osaka in 1979, designed to give businessmen a cheap and practical place to sleep for the night without the cost of a full hotel room. The idea was simple: a sleeping pod just big enough for one person, stacked alongside and on top of others, each one self-contained and private.
Each capsule is roughly two metres long, one metre wide, and one metre high. The entire floor space is mattress, and you close it off with either a door or a blind depending on the hotel. It sounds minimal, and in some ways it is, but modern capsule hotels have come a very long way from the original concept. Today you can expect air conditioning, USB charging points, WiFi, a reading light, and sometimes even a small TV built into the space. The newer ones put real thought into the overall design too, and many of them look genuinely beautiful.

Beyond the pod itself, you get your own locker in a communal area for your luggage, separate shower facilities, and usually some kind of shared lounge or social space. It's compact, considered, and surprisingly comfortable once you're actually in one.
One honest note before you book: if you're over around 110kg, the mattress may not give you the support you'd want for more than one night. And if you're a snorer, this is probably not the right accommodation style for you or your fellow guests. The pods are not soundproof, and sound travels.

Arriving at a capsule hotel is a slightly different experience to checking into a standard hotel, and it's worth knowing what to expect so you're not caught off guard.
When you arrive, you'll be given two passes: one for your locker and one for your capsule. The first stop is the locker room, where you store your main bag or suitcase (it definitely won't fit in the pod), and you'll swap your shoes for slippers or socks to continue through the hotel. This is standard practice in Japan and feels very natural once you get used to it.
From there, you find your pod, open it with your card, and get yourself settled. If you've been assigned a top capsule, a small staircase gets you up there. The space inside is just big enough to sit upright comfortably, and everything you need for the night is within reach. Food and loud conversations inside the pods are generally a no, which is completely fair given how close together everyone is sleeping.
One tip that made a real difference: pack a small separate bag with everything you might need overnight before you store your main luggage. Toothbrush, phone charger, anything you'd want easy access to without trekking back to the locker at midnight.

I'll be honest: I thought I'd stay one night, tick it off the list, and move on. I ended up staying four nights. That probably tells you everything you need to know.
The Yellow Capsule in Cancun was spotlessly clean, noticeably quiet, and so dark inside the pods at night that sleeping was genuinely easy. I'd been slightly worried about feeling claustrophobic, but the opposite turned out to be true. There was something almost cosy about having your own contained little world to retreat into. It felt futuristic in the best possible way, like sleeping in a very stylish spaceship.
The shower and locker facilities smelled of soothing oils with soft ambient sounds playing in the background, which sounds like a small detail but made the whole experience feel much more considered than I'd expected. The lockers were generous enough to fit a full-size suitcase, which was a relief.
Beyond the pods themselves, the hotel had a co-working space with fast WiFi, a rooftop terrace, and a lounge area with unlimited coffee, tea, water, and juice available throughout the day. For someone who works while travelling, it was genuinely ideal. I got more done in those four days than I had in weeks.

For the right kind of trip, absolutely yes. It's not a replacement for a beautiful hotel room when you want to properly indulge and slow down, but it's not trying to be. What it is is a genuinely unique experience that costs a fraction of a standard hotel, works brilliantly for shorter stays, and has the kind of effortless social energy that makes it easy to meet other travellers if you want to.
If you're spending most of your time out exploring and just need somewhere clean, comfortable, and interesting to come back to at night, a capsule hotel delivers that and more. And if you've had it quietly sitting on your bucket list the way I had, I'd say stop waiting for Japan. Sometimes the experience finds you somewhere unexpected.
This is one of my favourite kinds of travel discoveries, if you want more like it, the travel section is a good place to start.