Throughout the world, Honbu (Honbu 
) is an extremely rare unknown gender forename. Predominantly, Honbu is the last name as well as the forename.
Ko, Tetsuo, Noboru, Etsuko, Hiroko, Hikari, Masashi, Masaaki, Shigeru, Shoichi, Katsumi, Keiichi, Kiyoshi, Ryoichi, Tatsuya, Takashi, Tadashi, Hiroshi, Hiroaki, Shinichi, Kunihiro, Takahiro, Toshio, Koichi, Seiten, Shinji, Iwa, Akio, Aiko, Kozo, Koji, Toru, Masao, Mikio, Shori, Akira, Toshiaki, Bunyu, Kenji, Ryuji, Jitsu, Teruo, Norio, Fumio, Yasuo, Yaeko, Misako, Mitsuo, Kazuo, and Hiroyuki