【Oshi no Ko】 - Ch. 147 - WISH

[MangaDex]

 

[MRpaisan]

Wow page not found what kind of bs is this now.

 

[Powerless]

error 404..

 

[Sholvq]

Next week they said last chapter.

 

[rluka]

There are other Mangaplus chapters getting suddenly added, so could be something from Dex’s side.
Official site usually only gives few earliest and newest chapters.