est. Rough estimate based on volume count, reprints and magazine — not an official figure
Publisher's description 日本語
天真爛漫で誰にでも愛される妹・ハナ（中１）と妹を愛でることにしか興味が無い姉・恋（高２）の日常はどこかオカシイ……
Source: publisher description via openBD
How to compare editions, collected volumes and ISBNs / Sources, updates and corrections
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