Koutarou Yamada
Koutarou Yamada has written at least 1 book. Their most popular book is Sword Art Online: Phantom Bullet, Vol. 1 with 1 save with an average rating of 4⭐.
Authorship percentage indicates primary author status - excluding introductions, forewards and other contributions.
Series
1 primary book0 released booksAuthored 0% of series
Sword Art Online: Phantom Bullet
Sword Art Online: Phantom Bullet is a 0-book series first released in 2014 .