On Gacha button you can see a card list with the current obtainable cards.

I noticed something yesterday, some old event cards appears as examples of N gacha prizes, but they doesn't appear on card list yet.

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UPDATE: Kurito will hold more girls.

https://www.facebook.com/nutakugames/photos/a.319680614882181.1073741828.267068993476677/432587903591451/?type=1