Koisuru Asteroid: Kirakira Zoukan-gou
Japanese title: 恋する小惑星 「KiraKira増刊号」
Type: ONA
Source: 4-koma manga
Episodes: 12
Status: Finished Airing
Aired: Jan 4, 2020 to Mar 27, 2020
Duration: 44 sec per ep
Rating: PG-13 - Teens 13 or older
Themes: CGDCT, Educational, School

Mini anime of Koisuru Asteroid where characters explain astronomy and geology. Later included in the Blu-ray/DVD.