I'm still relatively new to Touhou and its lore, and in a broader sense, Japanese history. so, my favorites are subject to change once I learn more about the stories behind different characters and games

Touhou characters:

• Renko, Maribel, Kanako, Suwako, Aya, Shinmyoumaru, Seija, Kogasa, Sanae, Reimu, Marisa, Patchouli, Remilia, Satori, Reisen, Mokou, Nue, Yuuka, Alice, Mamizou

Touhou pairings:

• Renko/Merry, Kanako/Suwako, Seija/Shinmy, Reimu/Marisa, Alice/Marisa, Satori/Remilia, Junko/Hecatia, Aya/Hatate, Mokou/Keine, Utsuho/Rin, Wakasagi/Kagerou, Sekibanki/Kogasa, Kosuzu/Akyuu, Ariya/Yuiman, and a bazillion others

Games || CDs || others:

• MoF, UM, DDC, TD, UFO, SA, EoSD || DBOA, TGA, R53M, CoSD, TJD, DiPP || FS