Series: Abandoned Platinum Badge Reimu (aglet)

https://www.pixiv.net/en/artworks/98421871#manga

Part 1: pool #1261
Part 2: pool #1276
Part 3: pool #1863
Part 4: pool #1278
Part 5: pool #1492
Part 6: pool #1548
Part 7: pool #1890
Part 8: pool #1972
Part 9: pool #1976
Part 10: You are here

This is an "if" story where platinum Reimu is sold instead of made into takoyaki.