OS-TAN Wiki / list

List of corporate mascots

Corporate moe around Windows, Azure, IE, and Silverlight. Not a Futaba roster. Not complete merch archaeology — Moeverse's Madobe event list is longer. This is the cast a searcher needs.

Character	Hook	Where
Nanami Madobe	Win7 DSP	Japan / Navi+
Yū Madobe	Win8 DSP	Japan / Navi+
Ai Madobe	Win8 DSP	Japan / Navi+
Tōko Madobe	Win10 DSP	Japan / Navi+ (not MS-official per JA WP)
Claudia Madobe	Azure	Microsoft Japan recognized
Claude Madobe	Azure	Claudia's brother; guidelines
Hikaru Aizawa	Silverlight	Microsoft Taiwan
Lei, Aoi, Yu Aizawa	Silverlight sisters	Taiwan campaign
Inori Aizawa	IE11	Microsoft Singapore
Bing girls (Nanako & co.)	Bing	Wikipedia supporting list; thin English record

See also

Madobe familyThe Madobe family are Japanese DSP moe mascots from Techno-Alliance / Windows Navi+, 2009–circa 2020. Not Futaba OS-tans.FAN vs CORPThe rule of this encyclopedia: Futaba fan designs, later corporate moe campaigns, OSC 'canon' popularity, and OS TAN are four stamps, not one franchise.List of OS-tansIndex of OS-tans and related mascots on OS-TAN Wiki, grouped by stamp and family.

Sources

1. OS-tan — Wikipedia, 2026. Secondary overview. Mixes Futaba fan characters with regional Microsoft campaigns. Use as a map, not as character canon.
2. Madobe Universe — Moeverse Wiki, 2026.
3. A visual history of Microsoft's anime fetish — The Verge, 2013.