100 yen per book! Published around 1986-1995 Kagaku no Tomo (Science Friends) Kodomo no Tomo (Children's Friends) Kodomo no Tomo Nen shoban (Children's Friends - Younger Edition) Kodomo no Tomo Nenchu ban (Children's Friends - Middle Edition) 79 books in total 30 Kagaku no Tomo 10 Kodomo no Tomo Nen shoban 39 others These have been stored at home for a long time. There is aging, scratches, and stains. Upon inspection, I didn't find any tears, but there might be a few pages with tears. I haven't checked every detail because of the large quantity. Will be sent with water damage protection + cardboard box! Thank you for your understanding.