Companies catalogue
- C's caffé (シーズカフェ), Ōita-shi
- CAFE MYRTILLE（カフェ ミルティーユ）, Beppu
- CAFE＆BARひまわり, Ōita-shi
- CAFE＆MUSIC LEAP, Ōita-shi
- CANDY A GO GO!, Kisarazu-shi
- CAPTAIN'S INN（キャプテンズイン）, Ōita-shi
- CAR BEAUTY PRO 磨屋, Saiki-shi
- CASK, Ōita-shi
- CIRCUS 【サーカス】, Ōita-shi
- CITIZEN, Kisarazu-shi
- CLUB AIRIS, Oita-shi
- CLUB FREEDOM, Oita-shi
- CLUB GOEMON, Ōita-shi
- COCO塾ジュニア 上人仲町ジュニア教室, 別府市
- COCO塾ジュニア 大分校, 大分市
- COCO塾ジュニア 森町教室, Ōita-shi
- COCO塾ジュニア府内大橋教室, 大分市
- COFFEE KAISHODO, Ōita-shi
- COMMON hair design コモンヘアデザイン, Ōita-shi
- CONON販売, Beppu-shi
- CRÊPERIE TOURNESOL, Beppu-shi
- Cabosu House Beppu Hamayu, Beppu-shi
- Cafe & Bar EMION, Ōita-shi
- Cafe & Bar GALE, Tsukumi-shi
- Cafe Bar ふく助, Usuki-shi
- Cafe Boi Boi, 竹田市
- Cafe CIRCLE, Beppu-shi
- Cafe CROBORNO（クロボーノ）, Ōita-shi
- Cafe Calma, Ōita-shi
- Cafe Duo（カフェ デュオ）, Yufu-shi
- Cafe La Ruche, Yufu-shi
- Cafe Le Cachette, Ōita-shi
- Cafe Moi （カフェ モイ）, 大分市
- Cafe NANOHANA, Tsukumi-shi
- Cafe Param, Bungoōno-shi
- Cafe de English, Beppu-shi
- Cafe koyomi, Saiki-shi
- Cafe room LAFF+, Ōita-shi
- Cafe 月の舎, Bungoōno-shi
- Cafe 豆, Beppu-shi
- Cafe 麦, Ōita-shi
- Cafe.Bar ＆JOLIE, Oita-shi
- Cainz, Futtsu-shi
- Cainz, Mobara-shi
- Campus Akitaekimaeten Hair Salon, Akita-shi
- Campus Izumiten Hair Salon, Akita-shi
- Campus Sotoasahikawaten Hair Salon, Akita
- Can*Do, Kawasaki-shi
- Capricciosa, Minato-ku
- Capsule Hotel New Gloria, Beppu-shi
- Cath Kidston, Kisarazu-shi
- Catholic Kaisei Kindergarten, Ōita-shi
- Catholic Sakanoichi Kindergarten, Ōita-shi
- Cats Cafe nuko-mahi, Oita
- Cecil Hair Salon, Akita-shi
- Chayanoharu Camping Ground, 南小国町
- Chiba Hair Salon, Akita-shi
- Chinunomori Group Home, Tsukumi-shi
- Chitose, Beppu-shi
- Chitose Community Center, Bungoōno-shi
- Chitose Elementary School, Bungoōno-shi
- Chiyoshi Ophthalmology, Ōita-shi
- Chuo Dental Clinic, Usuki-shi
- Chuo Fire Department Minamioita Branch Office, Ōita-shi
- Cinderella Hair Salon, Akita-shi
- City Office Shōnai Branch, Yufu-shi
- Clainbegin, Usuki-shi
- Clair Hair Salon, Akita-shi
- Clover Dental Clinic, Ōita-shi
- Co.’s こみゅ, Ōita-shi
- CoCo Ichibanya, Ōita-shi
- CoCo Ichibanya, Beppu-shi
- CoCo夏, Futtsu-shi
- Coco's Restaurant, Ōita-shi
- Cole Haan, Yokohama-shi
- Columbia, Yokohama-shi
- Comodo Hotel Oita, Ōita-shi
- Compal Hall, Ōita-shi
- Connoisseur of silver following Beppu East Exit Ekimae, 別府市駅前町
- Cook-Hill Farm, Yufu-shi
- Cosmo Town Dentistry, Saiki-shi
- Cosmos Hospital, Usuki-shi
- Costco Wholesale Kawasaki, Kawasaki-shi
- Create S · D Kawasaki Watarida shop, Kawasaki-shi
- Credo Hotel Usuki, Usuki-shi
- Crocs, Kisarazu-shi
- Cycle Base Asahi, Yokohama-shi
- Cycle Base Asahi, Narita-shi
- cafe TAKEYA, Beppu-shi
- cafe bar LATOUR, Ōita-shi
- cafe そら, Ōita-shi
- cafe 温故知新, 大分市
- cafe&kitchen 颯~sora~, 大分市
- caferrant, Narita-shi
- cafe凡と凛, Usuki-shi
- chaka chaka チャカチャカ, 大分市中央町
- club Raffine（クラブ ラフィネ）, Oita
- club SPOT, Ōita-shi
- club 華紅夜-KAGUYA-, Beppu-shi
- coeur cafe（クールカフェ）, Ōita-shi