Kōichi

Template:Infobox given name Kōichi, Koichi, Kouichi or Kohichi is a masculine Japanese given name.

Written forms

Kōichi can be written using different kanji characters and can mean:

• 晃一, "clear, one"
• 幸一, "happiness, one"
• 光一, "light, one"
• 孝一, "filial piety, one"
• 弘一, "vast, one"
• 浩一, "abundance, one"
• 宏一, "wide, one"
• 恒一, "constancy, one"
• 耕一, "cultivate, one"
• 孝市, "filial piety, market"

The name can also be written in hiragana (こういち) or katakana (コウイチ).

People with the name

• , Japanese baseball player
• Koichi Chigira (孝一, born 1959), Japanese anime director
• Koichi Domoto (born 1979), Japanese performing artist
• Kōichi Fukaura, Japanese shogi player
• Koichi Fukuda (born 1975), Japanese musician
• , Japanese economist
• , Japanese politician
• Koichi Iida ((飯田 鴻一, 1888–1973), Japanese businessman
• , Japanese golfer
• Koichi Ishii (浩一, born 1964), Japanese game designer
• Koichi Kato (LDP) (born 1939), Japanese politician
• Koichi Kato (DPJ) (born 1964), Japanese politician
• Koichi Kawakita (born 1942), Japanese special effects artist
• Kōichi Kido (1889–1977), Lord Keeper of the Privy Seal of Japan during World War II
• , Japanese shogi player
• Kōichi Kitamura (1931–2007), Japanese voice actor
• Kōichi Mashimo (born 1952), Japanese anime director
• , Japanese rower
• Koichi Mizushima (born 1965), Japanese gymnast
• , Japanese long-distance runner
• Koichi Morita (songwriter)
• , Japanese footballer
• , Japanese video game designer
• , former professional racing cyclist and ten-consecutive-time world champion in track cycling sprint
• Koichi Nishimura (born 1973), Japanese volleyball player
• , Japanese golfer
• Kōichi Sakaguchi (坂口　候一, born 1968), Japanese voice actor
• , Japanese actor
• , Japanese biathlete
• , Japanese footballer
• , Japanese philatelist
• , Japanese ski jumper
• , Japanese murderer
• , Japanese bobsledder
• Koichi Sugiyama (こういち; birth name 浩一, born 1931), Japanese video game composer
• , Japanese baseball player and manager
• Koichi Tanaka (born 1959), Japanese Nobel Prize winner in chemistry
• , Japanese footballer and manager
• Koichi Tohei (born 1920), Japanese aikido practitioner
• Kōichi Tokita (born 1961), Japanese manga artist
• Kōichi Tōchika (born 1971), Japanese voice actor
• Koichi Wakata (born 1963), Japanese astronaut
• Kōichi Yamadera (born 1961), Japanese voice actor
• Koichi Kobayashi (born 1952), Japanese Go player
• Koichi Morishita (born 1967), Japanese long-distance runner
• , Japanese sumo wrestler

Fictional characters

• Kouichi Kimura, from the TV series Digimon Frontier
• Koichi Shido, from manga/anime Highschool of the Dead
• Kouichi Hayase, from manga/anime Linebarrels of Iron
• Koichi Hirose (広瀬康一), a character from the manga and anime series JoJo's Bizarre Adventure
• Koichi Zenigata, from Lupin III
• Koichi Hayama, from adult anime/game Moonlight Lady
• Koichi Hiramoto, from Wangan Midnight
• Koichi Kijima, from Wangan Midnight
• Kōichi Tanemura, a character from the anime/manga Hanasaku Iroha
• Kōichi Sakakibara, the main protagonist of the series Another
• Kōichi Sakakibara, a character from the tokusatsu Kamen Rider Ryuki Special: 13 Riders
• Koichi Kizakura, a character from the anime Danganronpa 3: The End of Hope's Peak High School
• Koichi Haimawari, a character from the manga Boku no Hero Academia
• Koichi Adachi, a character and main party member from the videogame Yakuza: Like a Dragon
• Koichi Nanase, a character from the anime Gundam Build Divers