| 1 (220) | National Astronomical Observatory of Japan * | JPN |  |
| 2 (432) | Japan Agency for Marine-Earth Science and Technology | JPN | |
| 3 (520) | Japan Aerospace Exploration Agency | JPN | |
| 4 (577) | RIKEN-Institute of Physical and Chemical Research | JPN | |
| 5 (740) | National Institute of Polar Research | JPN | |
| 6 (858) | National Institute of Advanced Industrial Science & Technology | JPN | |
| 7 (921) | Meteorological Research Institute | JPN | |
| 8 (1005) | National Institute for Environmental Studies | JPN | |
| 9 (1016) | High Energy Accelerator Research Organization | JPN | |
| 10 (1102) | Japan Society for the Promotion of Science | JPN | |
| 11 (1167) | Japan Meteorological Agency | JPN | |
| 12 (1263) | Research Institute for Humanity and Nature | JPN | |
| 13 (1277) | National Institute of Information and Communications Technology | JPN | |
| 14 (1287) | Japan Science & Technology Agency | JPN | |
| 15 (1290) | National Agriculture and Food Research Organization | JPN | |
| 16 (1395) | National Research Institute for Earth Science and Disaster Prevention | JPN | |
| 17 (2162) | The Institute of Statistical Mathematics | JPN | |
| 18 (2242) | Japan Atomic Energy Agency | JPN | |
| 19 (2553) | Forestry and Forest Products Research Institute | JPN | |
| 20 (3130) | Japan Synchrotron Radiation Research Institute | JPN | |
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