Abbreviations
C: Caption
K: Koupen-chan
Y: Yokoshima Enaga
A: Adelie-san
E: Adult emperor penguin (Otona no Penguin)
P: Polar bear (Shirokuma-san)
If you have any translation requests, please feel free to send me the specific tweet to my Twitter!
Pink Koupen-chan (and other color variations)
Yokoshima Enaga-san almost spills the beans about pink Koupen-chan.
This page also features a compilation of other posts about the various colors in which Koupen-chan can be seen.