- おばんざい料理店
- Okonomiyaki restaurant
- ホルモン焼肉店
- オーガニックレストラン
- おでんレストラン
- Others
- Office supply store
- Optician
- Offal pot cooking restaurant
- Orthopedic surgeon
- Otolaryngologist
- Ophthalmologist
- Orthopedic clinic
- Ophthalmology clinic
- Otolaryngology clinic
- Orthodontist
- Optometrist
- Outerwear store
- Organic shop
- Organic food store