At certain period in MSA history, there are times where we have active derivative team. The group here referring to small group of MSA48 members that focus on specific niches.
MSA48 FM Team
https://www.facebook.com/msa48.fm.team
A division of the MSA48 fan group in Malaysia specializes in promoting AKB48 Group songs through Malaysian media channels.
MSA48 SUB Crew
https://www.facebook.com/msa48subcrew
A group dedicated to translating & subtitling media content related to 48 group.
MSA46 (Sakamichi ‘s Malaysia Fan Group)
https://www.facebook.com/groups/219438958184347
Malaysian Fan Club that supports Japanese idol groups – Nogizaka46, Sakurazaka46 (formerly known as Keyakizaka46), Yoshimotozaka46, and Hinatazaka46 (formerly known as Hiragana Keyakizaka46).
NOTE: MSA46 is better described as an associate group rather than a derivative one.