大株主の所有状況（株式数、持株比率）
[{"name":"太田 明弘","value":1471200,"percentage":"26.51"},{"name":"株式会社オーシャス","value":1176000,"percentage":"21.19"},{"name":"学校法人高宮学園","value":277000,"percentage":"4.99"},{"name":"株式会社くふうカンパニー","value":249900,"percentage":"4.5"},{"name":"成学社従業員持株会","value":247100,"percentage":"4.45"},{"name":"太田 貴美子","value":174000,"percentage":"3.13"},{"name":"株式会社さなる","value":159000,"percentage":"2.86"},{"name":"株式会社仙台進学プラザ","value":114300,"percentage":"2.06"},{"name":"永井 博","value":100241,"percentage":"1.8"},{"name":"有限会社日本作文指導協会","value":58600,"percentage":"1.05"}]
上位10株主の持株比率合計は72.54%です。
所有者別構成（単元数、持株比率）
[{"name":"個人その他","value":35641,"percentage":"60.66"},{"name":"その他の法人","value":22836,"percentage":"38.87"},{"name":"金融機関","value":160,"percentage":"0.27"},{"name":"個人以外","value":0,"percentage":"0.13"},{"name":"金融商品取引業者","value":27,"percentage":"0.04"},{"name":"個人","value":0,"percentage":"0.0"}]