Tools to make: Cutter knife, wood glue, cutter mat, toothpick, etc.
Here below are popular Studio Ghibli film Miniaturart that you can buy direct from Japan on amazon.co.jp and Rakuten Global. But as you may know instructions are described in Japanese! So ask your Japanese friend to help, or try with the illustrate (which is well pictured) and youtube.
youtube search Miniaturart kit: みにちゅあーとキット
Sankei's Minitaturart blog (Japanese): みにちゅあーとブログ