As reported in the annual securities report, 2026-03-31.
| Foreign institutions | 23.22% |
|---|---|
| Individuals | 55.32% |
| Top 10 holders | 49.69% |
| Total shareholders | 9,738 |
How to read this: each slice is a group of investors. Foreign and financial institutions are professional money; individuals are retail shareholders; other corporations are usually business partners holding strategic stakes. A large institutional slice generally means heavier analyst coverage and more trading volume.
| Investor category | Holding % | Shareholders |
|---|---|---|
| Individuals & others | 55.32% | 9,536 |
| Foreign institutions | 23.22% | 20 |
| Other corporations | 17.04% | 80 |
| Securities firms | 2.63% | 16 |
| Financial institutions | 1.58% | 5 |
| Foreign individuals | 0.21% | 81 |
How to read this: a high foreign or institutional share often means the stock is widely researched and more liquid; a high individual share means retail investors hold most of the company. Percentages are of voting units.
| S.No. | Shareholder | Shares | Stake % |
|---|---|---|---|
| 1 | JICベンチャー・グロース・ファンド1号投資事業有限責任組合 | 1,859,325 | 10.34% |
| 2 | EIGHT ROADS VENTURES JAPAN II LP(常任代理人 Eight Roads・キャピタル・アドバイザーズ・ホンコン・リミテッド) | 1,616,000 | 8.99% |
| 3 | NEWTON BIOCAPITAL I SA. PRICAF PRIVEE DE DROIT BELGE(常任代理人 三田証券株式会社) | 1,225,000 | 6.81% |
| 4 | 大原薬品工業株式会社 | 875,000 | 4.87% |
| 5 | UntroD 野村クロスオーバーインパクトファンド投資事業有限責任組合 | 827,200 | 4.60% |
| 6 | スペラファーマ株式会社 | 625,000 | 3.48% |
| 7 | MSIVCグローバルアカデミックシーズ投資事業有限責任組合 | 527,500 | 2.93% |
| 8 | F-PRIME CAPITAL PARTNERS LIFE SCIENCES FUND VI LP(常任代理人 肥沼 誠) | 485,000 | 2.70% |
| 9 | OUVC1号投資事業有限責任組合 | 462,500 | 2.57% |
| 10 | 株式会社SBI証券 | 432,200 | 2.40% |
Trust banks such as Master Trust and Custody Bank appear at the top of most Japanese registers: they hold shares on behalf of many underlying funds rather than owning them outright.