~Main Categories~

Ｂ-1 Comparison (81 books)  To compare different culture.

B-2 Tradition (139 books)  To continue the original culture.

B-3 Generation (178 books)  To connect different generations.

B-D1. At Home (193 books)

B-D2. At School (110 books)

B-D3. Communication (104 books)

B-D4. Others (257 books) ~self-development, community, global issues, humanitarian aid, environment, peace, etc.