mananatsu_(nijisanji)
An official Nijisanji virtual YouTuber trio, debuting as the last of the 2019 groups on December 29, 2019. Their group name is a portmanteau of their names: Mashiro, Naraka, and Natsume.
Use this tag when:
- The image/commentary mentions the name "Mananatsu/まななつ", and/or
- All three of the members are grouped together.