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!

Koupen-chan Gets an Official Anime!!!
Koupen-chan is getting an official anime adaptation! See this post for related translations.
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.

Koupen-chan & in Jelly Collab
Koupen-chan collaborates with inJelly to bring you a healthy treat!

Koupen-chan Exhibit (2024)
A compilation of tweets and information related to Koupen-chan Exhibit in 2024. This exhibit was originally shown in Ginza, Tokyo in December 2023.
Your Winter Trip with Koupen-chan
For winter vacation, you go on a trip with Koupen-chan and the others!

Summer Vacation with You and Koupen-chan (2017)
A translation of the tweets titled “Your Summer Vacation with Koupen-chan” posted in 2017 by Rurutea.

Koupen-chan and Chocolate
Koupen-chan learns about and tries white chocolate for the first time.

Adult and Child Compilation
A compilation of digital illustrations featuring Adult Penguin-san and Koupen-chan!

Adult Penguin-san and Koupen-chan Go To Mt. Mitake
Adult Penguin-san and Koupen-chan take a trip to Mt. Mitake (御岳山).

Koupen-chan Exhibit (Dec 2023)
Information and translations related to the Koupen-chan Exhibit held in Matsuya Ginza during December 2023.


Koupen-chan x Sanrio Collab Compilation
A compilation of tweets/translations related to the Koupen-chan x Sanrio collaboration!

Ringing in the New Year 2022 with Koupen-chan
Celebrate the New Year’s with Koupen-chan and friends!


Koupen-chan Rice Planting Compilation!
Compilation of Koupen-chan rice planting tweets by rurutea and my translations!

Koupen-chan Summer Collection
A collection of summer 2021 Koupen-chan illustrations and their respective translations!