Yes. Some Japanese love hotels explicitly welcome solo guests of any gender. Balian's Japanese FAQ says so, and Le Ermitage in Nagoya does too. You do not need to invent a partner who is arriving later.
That answers admission. Whether the room works as your travel accommodation depends on the price, check-in window, baggage policy and freedom to go out. A large bath is appealing; finding you cannot drop your suitcase before dinner is less so.
Two hotels that actually answer the question
| Operator | What the official FAQ confirms | Detail that matters to a solo traveler |
|---|---|---|
| Balian group | One-person use welcomed regardless of gender | Published rate boards are for a room for two; confirm your actual solo quote. Pre-check-in baggage storage is available. |
| Le Ermitage, Nagoya | One-person use welcomed regardless of gender | No pre-check-in baggage storage; telephone reservations are not accepted. |
These are examples of stated policies, not a survey proving every love hotel accepts solo guests. Neither FAQ promises that traveling alone halves the displayed room price. Enter one adult in a booking flow where available, or ask the property for the total.
The baggage difference is enough to change which hotel fits a day of sightseeing. If you arrive in the city in the morning, need somewhere for a suitcase and want to check in late, ask that question before comparing photographs of the rooms.
Match the plan to the hours you need
Love hotels sell time in several forms. 休憩, kyūkei, is a shorter visit; 宿泊, shukuhaku, is an overnight stay. The Rest and Stay guide explains how the room-selection and payment systems differ.
For a solo traveler, the important number is the cost of occupying the room from your arrival to your required departure. A prominently advertised short visit may not cover the night. An overnight offer starting late may not cover the afternoon you hoped to spend resting.
Ask for an arrival and departure time rather than “one night.” If you need to check in early, ask whether that changes the plan or adds an extension. For consecutive nights, confirm whether you can leave belongings in the room between stays; a one-night admission policy does not answer that.
You may want a room you can leave
If the plan is a bath, a film and sleep, temporary exits may not matter. If the plan is to unpack, have dinner, go to a bar and return, they matter a lot.
Balian permits outings at any hour with the key left at reception and outstanding extras settled. Le Ermitage's FAQ describes outings for overnight guests after prepayment and notice to reception. Our leave-and-return comparison shows why you should ask about your exact plan, rather than accept a universal claim that love hotels lock you in.
A message you can show reception
1名で宿泊したいです。今日の○時から明日の○時まで、合計いくらですか？途中外出はできますか？
“I'd like to stay alone. What is the total from [time] today until [time] tomorrow? Can I go out and return?”
Add チェックイン前に荷物を預けられますか？ if you need baggage storage before check-in.
Compare that answer with a conventional private room for the same dates. Choose the love hotel because the room and terms suit you. Solo admission is a useful possibility, not a guarantee of the cheapest bed in town.