Companies catalogue
- O Shrine, Sennan-shi
- OFFRAMP, Tendō-shi
- ORIX, Shinjō-shi
- ORIX, Sakata-shi
- OUTDOOR SHOP DECEMBER, Yamagata-shi
- OYAOYA, 朝日町
- Obako Sushi, Tsuruoka-shi
- Obanazawashi Shoboshooishidabunsho, Ōishida-machi
- Obiyama Kayanoki Shrine, Katsuragi
- Oda Meat Shop, Tsuruoka-shi
- Oda Shrine, Hashimoto-shi
- Odake Kindergarten, Sakura-shi
- Odono Shrine, Minabe
- Odoshi Shrine, Wakayama-shi
- Oe Choyakuba Oecho Shokuin Workers Union, Ōe-machi
- Oecho Central Community Center, Ōe-machi
- Oecho Central Community Center, Ōe-machi
- Oecho Christian Church, Ōe-machi
- Oecho Kenkozoshin Center, Ōe-machi
- Oemachi Fureai Hall, Ōe-machi
- Office, Hirou-jinja, Nachikatsuura-chō
- Ogahachiman Shrine, Hashimoto-shi
- Ogaki Sight Seeing Information Center, Ogaki-shi
- Ogakishi Kankokyokainishimino Information Centre, Ōgaki-shi
- Ogawa Orthopedic Clinic, Sakata-shi
- Ogawahachiman Shrine, 紀美野町
- Ogoo Shrine, Hashimoto-shi
- Ogura Shrine, Wakayama-shi
- Ohana Tofu Shop, Tainai-shi
- Ohara, Nishikawa-machi
- Ohho, Fukushima-shi
- Ohira Stone, Mino-shi
- Ohito, Shinjō-shi
- Ohmori, Higashine-shi
- Oi Acupuncture, Sakata-shi
- Oisawa Camping Ground, Nishikawa
- Oishi Kogen, Kimino
- Oizuminaoko Kitsuke School, Kahoku-chō
- Ojintenno Shrine, Gose-shi
- Oka Nursery School, Gojō-shi
- Okadahachiman Shrine, Kainan-shi
- Okawa Hachiman Shrine, Wakayama-shi
- Okayamanagaharu Meat Shop, Obanazawa-shi
- Oku Japan KK, Tanabe-shi
- Okuanrakugawa Shrine, Kinokawa-shi
- Okuninushi Shrine, Kinokawa-shi
- Okura Orthopedic Clinic, Ōkura-mura
- Okura Shrine, 吉野郡
- Okuwa, Gifu-shi
- Okuyama Orthopedic Clinic, Sagae-shi
- Oma Shrine Hongu, Kumano-shi
- Oma Shrine Okumiya, Kumano-shi
- Oma Shrine Rikyu, Kumano-shi
- Omi Harutabako Shop, Kawasaki-machi
- Omiya Shrine, Iwade-shi
- Omiya Shrine, 吉野郡
- Omotenashi LAB, Sakura-shi
- Onamochi Shrine, Yoshino-chō
- Onderwater Observeer Toren, Shirahama-chō
- OnePark 京成大和田駅前, Yachiyo-shi
- Ono Cigarette Shop, Iwakura-shi
- Onodera Orthopedic Clinic, Chiba-shi
- Onuma Camping Ground, Nishikawa
- Onuma Community Center, Asahi-machi
- Onyama Sports Shinkyu Orthopedic Clinic, Funabashi-shi
- Oribe, Yachiyo-shi
- Orihara Fishing Tackle Shop, Yamagata-shi
- Oriyama Shrine, 御浜町
- Oroshi Shrine, Mihama-chō
- Orui Clock Shop, Obanazawa-shi
- Osakafu Tachisunagawakotoshiengakko 、 Osakafu Tachisennanshien School, Sennan-shi
- Osakishi Narukohoken Iryo Fukushi Total Center, Ōsaki-shi
- Oshanhai, Sagae-shi
- Oshima, Kushimoto
- Osugi Shrine, Yachiyo
- Ota Orthopedic Clinic, Yachiyo-shi
- Ota Shiro Fishing Tackle Shop, Shiroishi-shi
- Otake Meat Shop, Nanyō-shi
- Otaki Dam, Kawakami-mura
- Otani Shrine, 吉野郡
- Otani Shrine, Katsuragi-chō
- Otaniichi Community Center, Asahi-machi
- Otanini Community Center, Asahi-machi
- Otaniroku Community Center, Asahi-machi
- Otochaya, Yamagata-shi
- Otsubo Tatami Shop, Gifu-shi
- Oura Tofu Shop, Takahata-machi
- Oyama Adult Day Care, Tsuruoka-shi
- Oyama Orthopedic Clinic, Tsuruoka
- Oyamakitsuke School, Tendō-shi
- Oyatsuhime Shrine, Wakayama-shi
- Oyodo Choritsu Oyodo Junior High School, Ōyodo-chō
- Oyodochoritsuoyodokibogaoka Elementary School, Ōyodo-chō
- Oyodochoritsuoyodomidorigaoka Elementary School, Ōyodo-chō
- Oyodochoritsuoyodosakuragaoka Elementary School, Ōyodo-chō
- Oyunohara, Tanabe-shi
- Ozeki Tatami Shop, Mino-shi
- oh show cafe, Tendō-shi
- orphans, Tsuruoka-shi
- otto, Tsuruoka-shi