Rikiya Koyama

2008–2026 YEARS ACTIVE

Titles 12

One Piece: Romance Dawn Story

One Piece: Romance Dawn Story September 21, 2008

Daemons of the Shadow Realm

Daemons of the Shadow Realm April 4, 2026

BAKI-DOU: The Invincible Samurai

BAKI-DOU: The Invincible Samurai February 26, 2026

Gachiakuta

Gachiakuta July 6, 2025

Kaiju No. 8

Kaiju No. 8 April 13, 2024

Solo Leveling

Solo Leveling January 7, 2024

Blue Lock

Blue Lock October 9, 2022

Mushoku Tensei: Jobless Reincarnation

Mushoku Tensei: Jobless Reincarnation January 11, 2021

Black Clover

Black Clover October 3, 2017

Bungo Stray Dogs

Bungo Stray Dogs April 7, 2016

Hunter x Hunter

Hunter x Hunter October 2, 2011

Mobile Suit Gundam Unicorn

Mobile Suit Gundam Unicorn February 20, 2010