ボクらはゆるく生きている = Our Laid Back Life. : ゆるふわ昆虫図鑑
ぼくら わ ゆるく いきて いる : ゆるふわ こんちゅう ずかん
est. Rough estimate based on volume count, reprints and magazine — not an official figure
External databases: MADB
How to compare editions, collected volumes and ISBNs / Sources, updates and corrections