February and March 283 Birthday Collection promos, merch still available for order throught this weekend.

Chiyoko:
https://twitter.com/shinyc_official/status/1983428587303875028

Kogane:
https://twitter.com/shinyc_official/status/1983851390016622719

Hiori:
https://twitter.com/shinyc_official/status/1984183576355799239

Hinana:
https://twitter.com/shinyc_official/status/1984576152871076207