Koichi Hirose (広瀬 康一, Hirose Kōichi) is one of the two deuteragonists (along with Okuyasu Nijimura) featured in Diamond is Unbreakable and appears briefly as a minor character in Vento Aureo.

Kōichi, Koichi, Kouichi or Kohichi is a masculine Japanese given name. Kōichi can be written using different kanji characters and can mean: The name can also be written in hiragana (こういち) or …

Nov 25, 2025 · Koichi develops Echoes ACT3 during his confrontation against Sheer Heart Attack when ACT2 proves too weak to battle the Stand. ACT3 is fully sentient and able to communicate with its …

Koichi won the first place in his League Group in the All-Star Battle League, beating fan favorites such as Giorno, Jolyne, and Gyro. He even managed to reach to the semi-finals matches, but ultimately …

Nov 22, 2025 · Koichi Hirose (Echoes) (広瀬康一（エコーズ）, Hirose Kōichi (Ekōzu)) is the fourth story arc in Diamond is Unbreakable. It narrates the misadventures of Koichi who encounters the …

Nov 21, 2025 · Koichi is a meek first-year highschooler who finds himself embroiled in the world of Stand users as he befriends Josuke Higashikata. He eventually becomes a Stand user himself and wields …

Koichi Hirose is a major protagonist in the JoJo's Bizarre Adventure franchise. He is a high school student in Morioh and the best friend of Josuke Higashikata.

Nov 18, 2025 · Koichi is a first-year student in class 1-B of Budogaoka High School. On the first day of school, he bumps into Jotaro Kujo who manages to catch him as well as all his scattered item …

Echoes, the Stand of Koichi, emerged under extraordinary conditions. Lacking the required fighting spirit, Koichi was on the brink of death after being stabbed by the Arrow. Yet, Josuke Higashikata …

Koichi Haimawari (灰 はい 廻 まわり 航 こう 一 いち Haimawari Kōichi?), formerly known as The Crawler (ザ・クロウラー Za Kurōrā?), and previously Nice Guy (親 しん 切 せつ マン Shinsetsu …