A WeChat mini program to check your collection for Twice photo cards.
Cards follow a 6-digit pattern for future uses.
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First Digit
- For country
- 1 for Korean cards
- 2 for Japanese cards
- 3 for other countries' cards
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Second/Third Digit
- For identification of time period purposes, order by Korean Comeback time period
- Ex. 00 for debut "The Story Begins", 01 for "Page Two", etc
-
Fourth Digit
- For Identify Ways of the Card
- 1 for album cards
- 2 for presale cards
- 3 for CD plates
- 4 for DVD cards
- 5 for Monograph cards
- 6 for concert/fanmeeting merchandise cards
- 7 for other merchandise cards
- 8 for official other cards
- 9 for store/advertising cards
- 0 for stage cards
-
Fifth Digit For multiple versions
-
Sixth Digit
- Member Identification
- 0 for group
- 1 for Nayeon
- 2 for Jeongyeon
- 3 for Momo
- 4 for Sana
- 5 for Jihyo
- 6 for Mina
- 7 for Dahyun
- 8 for Chaeyeong
- 9 for Tzuyu
Allow users to log on and select cards they have, so it's easier to finish a collection