Adequacy of school district system and school in the Yokohama City elementary and junior high school scale
- Exploratory Committees such as Yokohama-shi school scale adequacy
- About opinion offer to "basic policy about school district system and school in the Yokohama City elementary and junior high school scale" draft
- Basic policy (December, 2018 (Heisei 30) revision) about school district system and school in the Yokohama City elementary and junior high school scale
- Measures of small school
- About setting of new school
- Adequacy of scale of hypermammoth-sized school
- 2020 compulsory education population prediction list