This image is unavailable on Donmai. Go to Danbooru or disable safe mode to view (learn more).
Artist's commentary
Touhou 4Koma #1637: Something is Muscle Training...
This isn't a game! (Moin... Moin...)
Poll: Which part of the body do you think the Osa-Yukus should train?
• Arms...?
• Chest?
• Waist?
• Legs?
• ...Are they good as is already?