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【4720】城南進学研究社
集団指導塾『城南予備校』。個別指導塾『城南コベッツ』。
類似企業：
【業界1位】
ヒューマンホールディングス
【業界1位】
ヒューマンホールディングス
| 保有者 | 2014.3 | 2014.9 | 2015.3 | 2015.9 | 2016.3 | 2016.9 | 2017.3 | 2017.9 | 2018.3 | 2018.9 | 2019.3 | 2019.9 | 2020.3 | 2020.9 | 2021.3 | 2021.9 | 2022.3 | 2022.9 | 2023.3 | 2023.9 | 2024.3 | 2024.9 | 2025.3 | 2025.9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 有限会社シモムラ | 2,400,000 (26.85%) |
2,400,000
(26.85%)
|
2,690,000
(30.1%)
|
2,690,000
(30.1%)
|
2,690,000
(30.09%)
|
2,690,000
(30.09%)
|
2,690,000
(30.1%)
|
2,690,000
(30.1%)
|
2,690,000
(33.4%)
|
2,690,000
(33.41%)
|
2,690,000
(32.28%)
|
2,690,000
(32.28%)
|
2,690,000
(32.28%)
|
2,690,000
(32.28%)
|
2,690,000
(32.28%)
|
2,690,000
(32.28%)
|
2,690,000
(33.24%)
|
2,690,000
(33.24%)
|
2,690,000
(32.36%)
|
2,690,000
(32.36%)
|
2,690,000
(32.36%)
|
2,690,000
(32.36%)
|
2,690,000
(32.36%)
|
2,690,000
(32.36%)
|
| 下村 勝己 | 1,447,000 (16.19%) |
1,447,000
(16.18%)
|
1,157,000
(12.94%)
|
1,157,000
(12.94%)
|
1,157,000
(12.94%)
|
1,157,000
(12.94%)
|
1,157,000
(12.94%)
|
1,157,000
(12.94%)
|
1,157,000
(14.37%)
|
1,157,000
(14.37%)
|
1,157,000
(13.89%)
|
1,157,000
(13.89%)
|
1,157,000
(13.88%)
|
1,157,000
(13.88%)
|
1,157,000
(13.88%)
|
1,157,000
(13.88%)
|
1,157,000
(14.3%)
|
1,157,000
(14.3%)
|
977,000
(11.75%)
|
977,000
(11.75%)
|
977,000
(11.75%)
|
977,000
(11.75%)
|
977,000
(11.75%)
|
977,000
(11.75%)
|
| 株式会社学研ホールディングス | 400,000 (4.81%) |
400,000
(4.81%)
|
400,000
(4.81%)
|
400,000
(4.81%)
|
400,000
(4.81%)
|
400,000
(4.81%)
|
||||||||||||||||||
| 下村 友里 | 379,000 (4.24%) |
379,000
(4.24%)
|
379,000
(4.24%)
|
379,000
(4.24%)
|
379,000
(4.24%)
|
379,000
(4.24%)
|
379,000
(4.24%)
|
379,000
(4.24%)
|
379,000
(4.71%)
|
379,000
(4.71%)
|
379,000
(4.55%)
|
379,000
(4.55%)
|
379,000
(4.55%)
|
379,000
(4.55%)
|
379,000
(4.55%)
|
379,000
(4.55%)
|
379,000
(4.68%)
|
379,000
(4.68%)
|
379,000
(4.56%)
|
379,000
(4.56%)
|
379,000
(4.56%)
|
379,000
(4.56%)
|
379,000
(4.56%)
|
379,000
(4.56%)
|
| 山崎 杏里 | 379,000 (4.24%) |
379,000
(4.24%)
|
379,000
(4.24%)
|
379,000
(4.24%)
|
379,000
(4.24%)
|
379,000
(4.24%)
|
379,000
(4.24%)
|
379,000
(4.24%)
|
379,000
(4.71%)
|
379,000
(4.71%)
|
379,000
(4.55%)
|
379,000
(4.55%)
|
379,000
(4.55%)
|
379,000
(4.55%)
|
379,000
(4.55%)
|
379,000
(4.55%)
|
379,000
(4.68%)
|
379,000
(4.68%)
|
379,000
(4.56%)
|
379,000
(4.56%)
|
379,000
(4.56%)
|
379,000
(4.56%)
|
379,000
(4.56%)
|
379,000
(4.56%)
|
| 深堀 和子 | 320,000 (3.58%) |
320,000
(3.58%)
|
320,000
(3.58%)
|
320,000
(3.58%)
|
320,000
(3.58%)
|
320,000
(3.58%)
|
320,000
(3.58%)
|
320,000
(3.58%)
|
320,000
(3.97%)
|
320,000
(3.97%)
|
320,000
(3.84%)
|
320,000
(3.84%)
|
320,000
(3.84%)
|
320,000
(3.84%)
|
320,000
(3.84%)
|
320,000
(3.84%)
|
320,000
(3.95%)
|
320,000
(3.95%)
|
320,000
(3.85%)
|
320,000
(3.85%)
|
320,000
(3.85%)
|
320,000
(3.85%)
|
320,000
(3.85%)
|
320,000
(3.85%)
|
| 株式会社日本カストディ銀行(信託E口) | 280,000 (3.36%) |
280,000
(3.36%)
|
280,000
(3.36%)
|
280,000
(3.36%)
|
280,000
(3.36%)
|
280,000
(3.36%)
|
280,000
(3.46%)
|
280,000
(3.46%)
|
280,000
(3.37%)
|
280,000
(3.37%)
|
280,000
(3.37%)
|
280,000
(3.37%)
|
280,000
(3.37%)
|
280,000
(3.37%)
|
||||||||||
| 小川 由晃 | 305,000 (3.41%) |
306,000
(3.42%)
|
266,000
(2.98%)
|
266,000
(2.98%)
|
266,000
(2.97%)
|
266,000
(2.97%)
|
254,000
(2.84%)
|
249,000
(2.79%)
|
249,000
(3.1%)
|
249,000
(3.1%)
|
249,000
(3.0%)
|
212,000
(2.55%)
|
220,000
(2.64%)
|
220,000
(2.64%)
|
220,000
(2.64%)
|
220,000
(2.64%)
|
220,000
(2.72%)
|
220,000
(2.72%)
|
220,000
(2.65%)
|
220,000
(2.65%)
|
220,000
(2.65%)
|
220,000
(2.65%)
|
220,000
(2.65%)
|
220,000
(2.65%)
|
| 深堀 雄一郎 | 120,000 (1.34%) |
120,000
(1.34%)
|
120,000
(1.34%)
|
120,000
(1.34%)
|
120,000
(1.34%)
|
120,000
(1.34%)
|
120,000
(1.44%)
|
120,000
(1.44%)
|
120,000
(1.44%)
|
120,000
(1.44%)
|
120,000
(1.48%)
|
120,000
(1.48%)
|
120,000
(1.44%)
|
120,000
(1.4%)
|
120,000
(1.44%)
|
120,000
(1.44%)
|
120,000
(1.44%)
|
|||||||
| 深堀 泰弘 | 120,000 (1.34%) |
120,000
(1.34%)
|
120,000
(1.34%)
|
120,000
(1.34%)
|
120,000
(1.34%)
|
120,000
(1.34%)
|
120,000
(1.49%)
|
120,000
(1.49%)
|
120,000
(1.44%)
|
120,000
(1.44%)
|
120,000
(1.44%)
|
120,000
(1.44%)
|
120,000
(1.48%)
|
120,000
(1.48%)
|
120,000
(1.44%)
|
120,000
(1.4%)
|
120,000
(1.44%)
|
120,000
(1.44%)
|
120,000
(1.44%)
|
|||||
| 株式会社みずほ銀行 | 192,000 (2.15%) |
192,000
(2.14%)
|
192,000
(2.15%)
|
192,000
(2.15%)
|
192,000
(2.14%)
|
192,000
(2.14%)
|
192,000
(2.15%)
|
192,000
(2.15%)
|
192,000
(2.38%)
|
192,000
(2.38%)
|
192,000
(2.3%)
|
192,000
(2.3%)
|
192,000
(2.3%)
|
192,000
(2.3%)
|
192,000
(2.3%)
|
192,000
(2.3%)
|
192,000
(2.37%)
|
192,000
(2.37%)
|
192,000
(2.31%)
|
192,000
(2.31%)
|
192,000
(2.31%)
|
192,000
(2.31%)
|
192,000
(2.31%)
|
|
| 株式会社進学会ホールディングス | 383,000 (4.29%) |
383,000
(4.29%)
|
383,000
(4.76%)
|
383,000
(4.76%)
|
383,000
(4.6%)
|
383,000
(4.6%)
|
383,000
(4.6%)
|
383,000
(4.6%)
|
383,000
(4.6%)
|
383,000
(4.6%)
|
191,000
(2.37%)
|
185,000
(2.29%)
|
133,000
(1.6%)
|
|||||||||||
| 株式会社ジャパンクリエイト | 152,000 (1.7%) |
152,000
(1.7%)
|
152,000
(1.7%)
|
152,000
(1.7%)
|
152,000
(1.89%)
|
152,000
(1.89%)
|
152,000
(1.82%)
|
152,000
(1.82%)
|
||||||||||||||||
| 深掘 雄一郎 | 120,000 (1.49%) |
120,000
(1.49%)
|
||||||||||||||||||||||
| 株式会社城南進学研究社 | 884,000 (9.9%) |
884,000
(9.89%)
|
884,000
(9.9%)
|
884,000
(9.9%)
|
884,000
(9.89%)
|
884,000
(9.89%)
|
884,000
(9.9%)
|
884,000
(9.9%)
|
||||||||||||||||
| 松井証券株式会社 | 148,000 (1.66%) | |||||||||||||||||||||||
| 山 本 知 宏 | 180,000 (2.01%) |
204,000
(2.28%)
|
147,000
(1.64%)
|
|||||||||||||||||||||
| 馬 場 信 治 | 112,000 (1.25%) | |||||||||||||||||||||||
| 株式会社ベネッセホールディングス | 96,000 (1.07%) |
