| MediciNova, Inc. | 34,380K yen | 54.0 | 2018年度 |
| Solasia Pharma K.K. | 15,600K yen | 49.4 | 2019/12/31 |
| SanBio Company Limited | 13,510K yen | 42.5 | 2019/1/31 |
| Eisai Co., Ltd. | 10,990K yen | 45.2 | 2019/3/31 |
| DAIICHI SANKYO COMPANY, LIMITED | 10,980K yen | 43.0 | 2019/3/31 |
| SymBio Pharmaceuticals Limited | 10,960K yen | 49.3 | 2019/12/31 |
| Takeda Pharmaceutical Company Limited | 10,940K yen | 41.5 | 2019/3/31 |
| Sosei Group Corporation | 10,880K yen | 46.5 | 2018/3/31 |
| Astellas Pharma Inc. | 10,720K yen | 43.5 | 2019/3/31 |
| Otsuka Holdings Co., Ltd. | 10,320K yen | 43.8 | 2019/12/31 |
| CHUGAI PHARMACEUTICAL CO., LTD. | 10,170K yen | 43.1 | 2019/12/31 |
| PeptiDream Inc. | 9,790K yen | 37.6 | 2019/6/30 |
| KYORIN Holdings,Inc. | 9,240K yen | 45.3 | 2019/3/31 |
| TAISHO PHARMACEUTICAL HOLDINGS CO., LTD. | 9,240K yen | 44.9 | 2019/3/31 |
| ONO PHARMACEUTICAL CO., LTD. | 9,170K yen | 41.8 | 2019/3/31 |
| Shionogi & Co.,Ltd. | 9,040K yen | 41.7 | 2019/3/31 |
| Dainippon Sumitomo Pharma Co.,Ltd. | 8,910K yen | 42.3 | 2019/3/31 |
| SEIKAGAKU CORPORATION | 8,820K yen | 40.3 | 2016/3/31 |
| AnGes MG, Inc. | 8,800K yen | 48.0 | 2016/12/31 |
| Kyowa Hakko Kirin Co.,Ltd. | 8,610K yen | 42.4 | 2019/12/31 |
| Mitsubishi Tanabe Pharma Corporation | 8,460K yen | 45.3 | 2019/3/31 |
| SANTEN PHARMACEUTICAL CO.,LTD. | 8,190K yen | 42.7 | 2019/3/31 |
| TSUMURA & CO. | 8,110K yen | 43.7 | 2019/3/31 |
| Mochida Pharmaceutical Co.,Ltd. | 8,100K yen | 41.6 | 2019/3/31 |
| Maruho Co.,Ltd. | 7,990K yen | 38.8 | 2015/9/30 |
| RaQualia Pharma Inc. | 7,970K yen | 43.6 | 2014/12/31 |
| KAKEN PHARMACEUTIAL CO., LTD. | 7,940K yen | 39.2 | 2019/3/31 |
| Nippon Shinyaku Co.,Ltd. | 7,910K yen | 40.8 | 2019/3/31 |
| KISSEI PHARMACEUTICAL CO.,LTD. | 7,910K yen | 41.8 | 2019/3/31 |
| ASKA pharmaceutical Co., Ltd. | 7,880K yen | 42.6 | 2014/3/31 |
| SATO PHARMACEUTICAL CO.,LTD. | 7,850K yen | 42.2 | 2013/7/31 |
| JCR Pharmaceuticals Co.,Ltd | 7,440K yen | 41.5 | 2012/3/31 |
| ROHTO PHARMACEUTICAL CO.,LTD. | 7,380K yen | 40.6 | 2019/3/31 |
| EIKEN CHEMICAL CO.,LTD. | 7,340K yen | 45.2 | 2012/3/31 |
| Nichi-Iko Pharmaceutical Co., Ltd. | 7,280K yen | 41.4 | 2017/3/31 |
| TORII PHARMACEUTICAL CO., LTD. | 7,200K yen | 39.1 | 2012/3/31 |
| Wako Pure Chemical Industries,Ltd. | 7,130K yen | 40.3 | 2013/3/31 |
| NIPPON CHEMIPHAR CO., LTD. | 7,020K yen | 41.7 | 2012/3/31 |
| ZERIA PHARMCEUTICAL CO., LTD. | 6,890K yen | 41.9 | 2012/3/31 |
| Nissui Pharmaceutical Co., Ltd. | 6,630K yen | 43.3 | 2012/3/31 |
| Oncolys BioPharma Inc. | 6,620K yen | 43.3 | 2015/12/31 |
| TAIKO PHARMACEUTICAL CO., LTD. | 6,590K yen | 39.8 | 2012/3/31 |
| HISAMITSU PHARMACEUTICAL CO.,INC. | 6,540K yen | 37.1 | 2019/2/28 |
| R-Tech Ueno, Ltd. | 6,370K yen | 42.0 | 2012/3/31 |
| Fuji Pharma Co.,Ltd. | 6,350K yen | 38.3 | 2012/9/30 |
| NanoCarrier Co.,Ltd. | 6,340K yen | 40.2 | 2012/3/31 |
| TOWA PHARMACEUTICAL CO.,LTD. | 6,320K yen | 36.9 | 2014/3/31 |
| SENJU PHARMACEUTICAL CO.,LTD. | 6,290K yen | 41.6 | 2013/3/31 |
| Carna Biosciences, Inc. | 6,220K yen | 39.4 | 2012/3/31 |
| SAWAI PHARMACEUTICAL CO.,LTD. | 5,990K yen | 37.2 | 2019/3/31 |
| CanBas Co.,Ltd. | 5,940K yen | 37.2 | 2012/6/30 |
| Medrx Co., Ltd. | 5,940K yen | 43.5 | 2015/12/31 |
| UMN Pharma Inc. | 5,920K yen | 45.8 | 2015/12/31 |
| MEDICAL&BIOLOGICAL LABORATORIES CO., LTD. | 5,820K yen | 39.0 | 2012/3/31 |
| LTT Bio-Pharma Co.,Ltd. | 5,820K yen | 49.7 | 2016/3/31 |
| Chiome Bioscience Inc. | 5,770K yen | 37.6 | 2012/3/31 |
| WAKAMOTO PHARMACEUTICAL CO.,LTD. | 5,670K yen | 42.9 | 2014/3/31 |
| Fuso Pharmaceutical Industries,Ltd. | 5,650K yen | 38.6 | 2012/3/31 |
| BIOFERMIN PHARMACEUTICAL CO.,LTD. | 5,630K yen | 38.7 | 2012/3/31 |
| MORISHITA JINTAN CO.,LTD. | 5,480K yen | 40.2 | 2012/3/31 |
| Gene Techno Science Co.,Ltd. | 5,450K yen | 50.2 | 2016/3/31 |
| Daito Pharmaceutical Co.,Ltd. | 5,120K yen | 36.5 | 2012/5/31 |
| YUKI GOSEI KOGYO CO.,LTD. | 4,920K yen | 42.3 | 2012/3/31 |
| kainos loboratories,inc | 4,900K yen | 40.4 | 2012/3/31 |
| D.Western Therapeutics Institute, Inc. | 4,830K yen | 36.1 | 2011/12/31 |
| OncoTherapy Science, Inc. | 4,600K yen | 35.2 | 2012/3/31 |
| CHUKYOIYAKUHIN CO.,LTD. | 4,440K yen | 38.0 | 2012/3/31 |
| KOKANDO Co.,Ltd. | 4,250K yen | 36.6 | 2014/3/31 |
| Immuno-Biological Laboratories Co., Ltd. | 3,740K yen | 41.2 | 2012/3/31 |