Lots of good options in Tokyo and in all different price ranges. If you're looking for a basic white background studio ("shirohori") this one is conveniently located, has decent equipment and is pretty cheap:
https://www.studio-barbie.jp/06/
The same company has a several other studios around town too, but I haven't used them.
If you're looking for something more crazy this company has a bunch of really big, really ornate themed studios but they can be pretty expensive:
https://studio-be.net/