山口つばさ
山口つばさ has written at least 11 books. Their most popular book is ブルーピリオド 2 with 21 saves with an average rating of 4.13⭐.
Authorship percentage indicates primary author status - excluding introductions, forewards and other contributions.
Series
13 primary booksAuthored 77% of series
ブルーピリオド
ブルーピリオド is a 13-book series with 13 released primary works first released in 2017 with contributions by Tsubasa Yamaguchi and 山口つばさ.
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