As an update, Kanto Shinetsu Regional Bureau of Health and Welfare just replied to me, and verified my medications are all fine to bring to Japan!! And I do not need paperwork.

For future reference, for folks, this is what I listed (I put everything because I wanted to be thorough, since I was emailing anyway!):

–… Read more

I will call and send the email.

I did find this page, which lists tramadol as an acceptable medication —

http://www.au.emb-japan.go.jp/itpr_en/visa_medicine_en.html

I thought the Yakkan Shoumei was only required for doses higher than what is allowed (which for controlled medications is lower, but otherwise, it is 30 days?) Do you think if I called the Japanese Embassy tomorrow, they would be able to provide guidance?