Nanase Riku - In game sprites: Glasses added (Hoshi Meguri / Erin)
[click here for regular Erin sprites]
Nanase Riku - In game sprites: Edited expressions (Hoshi Meguri / Erin)
[click here for sprites with canon expressions]
Nanase Riku - In game sprites (MONSTER GENERATiON)
[+ last 3 with different expressions mixed together]