Mutsumi Madobe

Mutsumi is the eldest daughter of Mikaho Madobe and Kyūhachi Shirato, sister of Nanami Madobe. Her name refers to Windows Vista: as a reading of the Kanji 六, むつ (mutsu) means the number six; and Vista is between XP and 7 like 6 is between 5.1 and 7 (note that Windows 7 has the NT 6.1 Kernel so 6 may not directly refer to NT 6.0). Her design was mostly fan interpretation, though her character was referenced in official Microsoft documentation of Madobe Nanami's family tree. She would sometimes make appearances on Madobe Nanami's twitter account. Mutsumi's three sizes are unknown, but it's...