If you submit the necessary forms on this link you will get a reply and clearance if you need it. If you don’t need any paperwork you will simply not get a reply.

https://www.mhlw.go.jp/english/policy/health-medical/pharmaceuticals/01.html

Dear Cate

Hello.

What country are you from? You should probably check, because amphetamines are regulated in Japan. Possession without a prescription is illegal, so it’s safer to check with your Japanese embassy.

Thanks.

Tak

Hi

i cannot speak for the specific medication, but the ministry involved is very good at providing guidance on a one on one basis.

https://www.accessible-japan.com/list-of-banned-and-restricted-medications-in-japan-late-2025-early-2026-guide/