Vocal card (Rin) is an item that is used to purchase alternative vocals at the song store. Vocal cards are obtained through character rank milestones or by exchanging a vocal card exchange ticket.
Currently, the vocal card can be exchanged for alternate vocals featuring Kagamine Rin in the following songs:
- Hibana -Reloaded-
- Inochi ni Kirawarete iru.
- Jackpot Sad Girl
- Kagirinaku Haiiro e
- Beat Eater
- Ghost Rule
- Bug
- Gekokujou