大株主の所有状況（株式数、持株比率）
[{"name":"藤田 恭嗣","value":2486386,"percentage":"16.39"},{"name":"株式会社FIBC","value":1731700,"percentage":"11.42"},{"name":"光通信株式会社","value":1146700,"percentage":"7.56"},{"name":"日本マスタートラスト信託銀行株式会社（信託口）","value":1097500,"percentage":"7.23"},{"name":"株式会社UH Partners 2","value":949700,"percentage":"6.26"},{"name":"株式会社小学館","value":564800,"percentage":"3.72"},{"name":"株式会社講談社","value":544000,"percentage":"3.59"},{"name":"株式会社トーハン","value":489649,"percentage":"3.23"},{"name":"株式会社クレディセゾン","value":466600,"percentage":"3.08"},{"name":"株式会社集英社","value":444000,"percentage":"2.93"}]
上位10株主の持株比率合計は65.41%です。
所有者別構成（単元数、持株比率）
[{"name":"その他の法人","value":68551,"percentage":"45.21"},{"name":"個人その他","value":54742,"percentage":"36.1"},{"name":"金融機関","value":16757,"percentage":"11.05"},{"name":"個人以外","value":0,"percentage":"6.45"},{"name":"金融商品取引業者","value":1673,"percentage":"1.1"},{"name":"個人","value":0,"percentage":"0.09"}]