Top 10 Japanese corporate institutions by international MCS
The table shows the top 10 Japanese corporate institutions ranked by their international multilateral collaboration score (international MCS) from January 2015 to October 2018. The international MCS sums up the contribution of each Japanese institution and their overseas partners to high-quality research papers in the field. Also listed are each corporate institution's total MCS, fractional count (FC) and article count (AC) in the Nature Index during the same period.
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| 1 | Toshiba Corporation | 23.15 | 27.71 | 24.99 | 44 |
| 2 | Mitsubishi Group | 23.07 | 41.99 | 15.70 | 94 |
| 3 | Hitachi, Ltd. | 21.67 | 33.69 | 20.51 | 96 |
| 4 | Toyota Group | 19.74 | 49.94 | 40.42 | 90 |
| 5 | Nippon Telegraph and Telephone Corporation (NTT) | 17.24 | 63.63 | 56.03 | 112 |
| 6 | Joel Ltd. | 12.01 | 27.65 | 10.45 | 69 |
| 7 | Takeda Pharmaceutical Company Limited | 10.18 | 15.25 | 14.38 | 53 |
| 8 | Daiichi Sankyo Co., Ltd. | 9.93 | 18.07 | 5.86 | 48 |
| 9 | Eisai Co., Ltd. | 6.86 | 11.24 | 7.87 | 40 |
| 10 | Rigaku Corporation | 5.63 | 22.53 | 6.18 | 36 |