Riko Fujitani

2017

• [ ] Mathematical Evening (????) 

2018

• [ ] Summer Time Machine Once More (????) 

2019

• [ ] Tekidona Futari (????) 

2020

• [ ] Beautiful Dreamer (Riko) 
• [ ] Beyond the Infinite Two Minutes (Aya) 

2021

• [ ] The Night Is Short, Walk On Girl (????) 

2023

• [ ] River (Mikoto) 

2025

• [ ] 723 Na-tsu-mi (Natsumi)