Regions of Japan
- Ōgomori-shō
- Ōgomori-saki
- Ogitsu
- Oginohama-wan
- Oginohama Kō
- Oginohama
- Ōgi-mura
- Ōgiura
- Ogawa-machi
- Ogawa
- Ogawa
- Ogatsu Wan
- Ogatsuchō-ogatsu
- Ōgata Mura
- Bonin Islands
- Ogasawara Shichō
- Ogasawara Mura
- Ōgama Zaki
- Ogaku
- Ōgai Zaki
- Ogachi-machi
- Ogachi
- Ōfunato-wan
- Ōfunato-shi
- Ōfunato-chō
- Ōfunato
- Ōfuka Dake
- Ōdera
- Odawara
- Ōdate
- O-dake
- Odaka-machi
- Odaka-machi
- Odaka Gawa
- Odaka
- Odaka
- Odaka
- Ōdaira
- Ōhira
- Odaira
- Odaidō-yama
- Ōda
- Oda
- Ochiai
- Ochiai
- Ōbuke
- Oboroke Gawa
- Ōbori
- Tazawako-obonai
- Obayashi
- Obata-mura
- Ōbatake
- Obata
- Obari
- Obanazawa
- Ōba-mura
- Obama
- Obama
- Ōbako Saki
- Ōazami Yama
- Ōarai-misaki
- Oarai Town
- Ōarai
- Ōami
- Nyū Gawa
- Nyūdōga Misaki
- Numayama
- Numano Mori
- Numanokura
- Numakunai
- Numajiri-ekimae
- Numafukuro
- Numadate
- Nukanome-mura
- Nukanome
- Nukada-mura
- Nukada-kitagō
- Nozoki
- Nosaka-machi
- Nono-shima
- Nonohama
- Nonodake Yama
- Nonodake
- Nonaka
- Nojōmachi
- Nojiri
- Nojima-zaki
- No-jima
- No Jima
- Noguchi
- No-gawa
- No Gawa
- Nogawa
- Nogami-hara
- Nogami-gawa
- Nogami
- Node
- Noda-mura
- Nobiru Wan
- Nobiru
- Nobe-yama
- Niwasaka-mura
- Nitoda
- Nita Yama
- Nishizato
- Nishiwada
- Nishi-uwadai
- Nishitari
- Nishishirakawa-gun
- Nishi Jima
- Nishi-semboku-machi
- Nishi-okuni-mura
- Nishino Shima
- Yoneyamachō-nishino
- Nishine-mura
- Nishimurayama-gun
- Nishimura
- Nishimonai Gawa
- Nishimonai
- Nishime-mura
- Tōwachō-nishikiori
- Nishiki-machi
- Nishikawa Machi
- Nishihachimanmae
- Nishigō-ue
- Nishigō-shimo
- Nishigō Mura
- Nishigō-mura
- Nishida-mura
- Nishi
- Niō-koji
- Futamata
- Nihasama Gawa
- Ninjin Tō
- Ninjin-ne
- Nikke
- Nikkawahama
- Nikkawa
- Nīzeki
- Niiyamahama
- Niita-gawa
- Niinari-mura
- Niijuku
- Niihari-gun
- Funehikimachi-niitate
- Niida Gawa
- Niida Gawa
- Niida
- Niida
- Nihonmatsu Shi
- Nihonmatsu Hana
- Nihommatsu
- Nigō
- Nikijō Zaki
- Ne-saki
- Nenoshiroishi
- Nekkomachi
- Neichi
- Negoya
- Natsuzeonsen
- Natsuyama
- Natsumi
- Natsu Gawa
- Natsui Gawa
- Natori-shi
- Natori Gawa
- Nasu-yumoto
- Nasu-no
- Nasu Machi
- Nasu-gun
- Nasakaura
- Narutō-machi
- Narutō
- Naruse Machi
- Naruse Gawa
- Naruse Gawa
- Naruko Chō
- Kaminaruko
- Narita-shi
- Narita
- Narazaki
- Narashino-shi
- Naraite-saki
- Narage
- Narage
- Narabuchi
- Nanyō Shi
- Nantai-zan
- Nangū
- Nangō Chō
- Nanatsu-mori
- Nanamodori-saki
- Nanakita-mura
- Nanakita Gawa
- Nanakita
- Nanai
- Nanpō Shotō
- Namiita-zaki
- Namie
- Nametsuhara