A list of the most active GitHub users
This is a list of most active GitHub users in Japan over the past year. Other countries/regions can be found here.
This list was generated at 2026-06-28 02:57:02 +0000 and machine-readable JSON is available for:
This list is generated with this piece of code. The logic is as follows (in pseudocode):
githubUsers.sort(_.followers)
.filter(_.location == 'Japan')
.take(1000)
.sort(_.contributions)
.take(256)
This list contains all public contributions for each user. There are 136633 total users in the region and you need at least 127 followers to be on this list.
Badges are also available, which you can include on your profile pages. Simply include the following markdown for users:
[](https://user-badge.committers.top/japan_public/USERNAME)
For organizations, you need to use a slightly different markup:
[](https://org-badge.committers.top/japan_public/ORGNAME)
In case you aren't currently ranked on this page, you'll simply receive an "unranked" badge.
| Rank | User | Contribs | Picture |
|---|---|---|---|
| 1. | bannzai (bannzai) |
36966 | |
| 2. | MagicalTux (Mark Karpelès) |
26994 | |
| 3. | rsasaki0109 (Ryohei Sasaki) |
23430 | |
| 4. | mizchi (Kotaro Chikuba) |
18470 | |
| 5. | yuiseki (yuiseki) |
17653 | |
| 6. | tokuhirom (Tokuhiro Matsuno) |
17239 | |
| 7. | Takazudo (Takeshi Takatsudo) |
15481 | |
| 8. | fumiya-kume (kuu(Fumiya Kume)) |
13264 | |
| 9. | j5ik2o (Junichi Kato) |
12234 | |
| 10. | unhappychoice (Yuji Ueki) |
12114 | |
| 11. | ncaq () |
11678 | |
| 12. | mizzy (Gosuke Miyashita) |
11110 | |
| 13. | houko (Evan) |
9723 | |
| 14. | xuwei-k (kenji yoshida) |
9463 | |
| 15. | ubugeeei (ubugeeei) |
9462 | |
| 16. | sile (Takeru Ohta) |
9210 | |
| 17. | syoyo (Syoyo Fujita) |
9087 | |
| 18. | yaneurao (yaneurao) |
8743 | |
| 19. | manman4 (manman4) |
8576 | |
| 20. | tekezo (Takayama Fumihiko) |
8275 | |
| 21. | yanorei32 (Ray Yano | あねてあ) |
8206 | |
| 22. | taiki-e (Taiki Endo) |
7870 | |
| 23. | ryota-murakami (Ryota Murakami) |
7679 | |
| 24. | koriym (Akihito Koriyama) |
7629 | |
| 25. | shinaoka (Hiroshi Shinaoka) |
7556 | |
| 26. | shogo82148 (ICHINOSE Shogo) |
7513 | |
| 27. | sue445 (Go Sueyoshi) |
7368 | |
| 28. | miyako (Keisuke Miyako) |
7305 | |
| 29. | conao3 (Naoya Yamashita) |
7294 | |
| 30. | k1LoW (Ken’ichiro Oyama) |
7246 | |
| 31. | atusy () |
7032 | |
| 32. | sapphi-red (翠) |
7025 | |
| 33. | azu (azu) |
6812 | |
| 34. | lhl (Leonard) |
6768 | |
| 35. | kojix2 () |
6555 | |
| 36. | shinh (Shinichiro Hamaji) |
6469 | |
| 37. | harupy (Harutaka Kawamura) |
6441 | |
| 38. | suzuki-shunsuke (Shunsuke Suzuki) |
6329 | |
| 39. | hsbt (Hiroshi SHIBATA) |
6294 | |
| 40. | lestrrat (lestrrat) |
6224 | |
| 41. | guitarrapc (Ikiru Yoshizaki) |
6078 | |
| 42. | MH4GF (Hirotaka Miyagi) |
5889 | |
| 43. | winebarrel (Genki Sugawara) |
5844 | |
| 44. | yuki-kimoto (Yuki Kimoto) |
5792 | |
| 45. | hakatashi (Koki Takahashi) |
5654 | |
| 46. | wajahat-ali-mir-dev (Wajahat Ali Mir) |
5599 | |
| 47. | ko1 (Koichi Sasada) |
5576 | |
| 48. | katahiromz (Katayama Hirofumi MZ) |
5508 | |
| 49. | ianlewis (Ian Lewis) |
5442 | |
| 50. | nateberkopec (Nate Berkopec) |
5329 | |
| 51. | tkoyama010 (Tetsuo Koyama) |
5326 | |
| 52. | sxzz (Kevin Deng) |
5153 | |
| 53. | zonuexe (USAMI Kenta) |
5033 | |
| 54. | matz (Yukihiro "Matz" Matsumoto) |
4959 | |
| 55. | europanite (europanite) |
4852 | |
| 56. | sksat (sksat) |
4832 | |
| 57. | tk0miya (Takeshi KOMIYA) |
4826 | |
| 58. | YumNumm (Ryotaro Onoue) |
4718 | |
| 59. | bootjp (Yoshiaki Ueda (bootjp)) |
4699 | |
| 60. | myuon (myuon) |
4684 | |
| 61. | AkihiroSuda (Akihiro Suda) |
4678 | |
| 62. | hi-ogawa (Hiroshi Ogawa) |
4660 | |
| 63. | kurone-kito (Kuroné Kito (黒音キト)) |
4656 | |
| 64. | hymkor (HAYAMA Kaoru) |
4481 | |
| 65. | ykzts (Yamagishi Kazutoshi) |
4478 | |
| 66. | LumaKernel (Luma) |
4464 | |
| 67. | kou (Sutou Kouhei) |
4455 | |
| 68. | mattn (mattn) |
4421 | |
| 69. | gfx (FUJI Goro) |
4337 | |
| 70. | 1amageek (1amageek) |
4276 | |
| 71. | EdamAme-x (EdamAmex) |
4258 | |
| 72. | ursm (Keita Urashima) |
4197 | |
| 73. | halogenandtoast (Matthew Mongeau) |
4149 | |
| 74. | komagata (Masaki Komagata) |
4070 | |
| 75. | yamadashy (Kazuki Yamada) |
4052 | |
| 76. | t-hamano (Aki Hamano) |
4046 | |
| 77. | amatsuda (Akira Matsuda) |
4002 | |
| 78. | wkentaro (Kentaro Wada) |
3989 | |
| 79. | bobbens (Edgar Simo-Serra) |
3985 | |
| 80. | nazozokc (nazozokc) |
3943 | |
| 81. | fujiwara (FUJIWARA Shunichiro) |
3939 | |
| 82. | dalance (Naoya Hatta) |
3932 | |
| 83. | cybergarage (Satoshi Konno) |
3903 | |
| 84. | m-mizutani (Masayoshi Mizutani) |
3857 | |
| 85. | yasulab (Yohei Yasukawa) |
3831 | |
| 86. | hakuturu583 (Masaya Kataoka) |
3814 | |
| 87. | lambdalisue (Λlisue) |
3780 | |
| 88. | 2bbb (2bit) |
3751 | |
| 89. | toastkidjp (Toast kid) |
3739 | |
| 90. | mumoshu (Yusuke Kuoka) |
3731 | |
| 91. | otnc (otoneko.) |
3700 | |
| 92. | sevenc-nanashi (Nanashi.) |
3639 | |
| 93. | coji (Coji Mizoguchi) |
3597 | |
| 94. | koki-develop (Koki Sato) |
3515 | |
| 95. | ytakano (ytakano) |
3453 | |
| 96. | fox0430 (Shuu) |
3430 | |
| 97. | seriaati (seria) |
3413 | |
| 98. | NishiOwO (Nishi) |
3412 | |
| 99. | yug1224 (Yuji Yamaguchi) |
3396 | |
| 100. | terasakisatoshi (Satoshi Terasaki) |
3365 | |
| 101. | peppy (Dean Herbert) |
3344 | |
| 102. | aviatesk (Shuhei Kadowaki) |
3342 | |
| 103. | satoharuto961-dev (Sato Haruto) |
3190 | |
| 104. | bee-san (Autumn (Bee)) |
3137 | |
| 105. | PINTO0309 (Katsuya Hyodo) |
3137 | |
| 106. | shimbaco (Shimba, Koji) |
3125 | |
| 107. | JohnTitor (Yuki Okushi) |
3106 | |
| 108. | takahashim (Masayoshi Takahashi) |
3103 | |
| 109. | sorairolake (Shun Sakai) |
3090 | |
| 110. | mashharuki (Haruki Kondo) |
3088 | |
| 111. | mackysoft (Makihiro) |
3057 | |
| 112. | making (Toshiaki Maki) |
3023 | |
| 113. | Hiroshiba (Hiroshiba) |
3015 | |
| 114. | bmf-san (Kenta Takeuchi) |
2972 | |
| 115. | kazupon (kazuya kawaguchi) |
2972 | |
| 116. | tatsuhiro-t (Tatsuhiro Tsujikawa) |
2953 | |
| 117. | yohasebe (Yoichiro Hasebe) |
2941 | |
| 118. | himkt (himkt) |
2930 | |
| 119. | koji (koji) |
2909 | |
| 120. | kmizu (Kota Mizushima) |
2904 | |
| 121. | jiangzhuo (Jiangzhuo ) |
2904 | |
| 122. | hoochanlon (123456) |
2900 | |
| 123. | sivchari (Takuma Shibuya) |
2899 | |
| 124. | yohamta0 (Yota Hamada) |
2872 | |
| 125. | koxudaxi (Koudai Aono) |
2865 | |
| 126. | aiya000 (aiya000) |
2835 | |
| 127. | yutkat (Yuta Katayama) |
2766 | |
| 128. | 1024jp (1024jp) |
2764 | |
| 129. | onevcat (Wei Wang) |
2761 | |
| 130. | whitphx (Yuichiro Tachibana (Tsuchiya)) |
2757 | |
| 131. | keijiro (Keijiro Takahashi) |
2757 | |
| 132. | linyows (Tomohisa Oda) |
2742 | |
| 133. | gkjohnson (Garrett Johnson) |
2741 | |
| 134. | boxp (Keitaro Takeuchi) |
2722 | |
| 135. | haya14busa (haya14busa) |
2721 | |
| 136. | anatawa12 (anatawa12) |
2707 | |
| 137. | seratch (Kazuhiro Sera) |
2700 | |
| 138. | yshrsmz (Yasuhiro SHIMIZU) |
2648 | |
| 139. | kishikawakatsumi (Kishikawa Katsumi) |
2643 | |
| 140. | eitsupi () |
2641 | |
| 141. | nuitsjp (Atsushi Nakamura) |
2616 | |
| 142. | hajimehoshi (Hajime Hoshi) |
2582 | |
| 143. | unasuke (Yusuke Nakamura) |
2547 | |
| 144. | coliff (Christian Oliff) |
2523 | |
| 145. | atztogo (Atsushi Togo) |
2519 | |
| 146. | akiomik (Akiomi KAMAKURA) |
2493 | |
| 147. | Watson1978 (Shizuo Fujita) |
2469 | |
| 148. | john-rocky (Daisuke Majima) |
2442 | |
| 149. | sigma7863 (Sigma) |
2435 | |
| 150. | tmori (Takashi Mori) |
2433 | |
| 151. | Jannchie (Jianqi Pan) |
2428 | |
| 152. | ksoichiro (Soichiro Kashima) |
2404 | |
| 153. | cpojer (Christoph Nakazawa) |
2381 | |
| 154. | nobu (Nobuyoshi Nakada) |
2374 | |
| 155. | kubosho (KUBOTA Shōta) |
2366 | |
| 156. | atsushieno (Atsushi Eno) |
2358 | |
| 157. | tenzen-y (Yuki Iwai) |
2343 | |
| 158. | toyoshim (Takashi Toyoshima) |
2331 | |
| 159. | walf443 (Keiji, Yoshimi) |
2327 | |
| 160. | zchee (Koichi Shiraishi) |
2296 | |
| 161. | kitao (Takashi Kitao) |
2292 | |
| 162. | mosuka (Minoru OSUKA) |
2283 | |
| 163. | koic (Koichi ITO) |
2272 | |
| 164. | PTOM76 (Pitan) |
2271 | |
| 165. | miurahr (Hiroshi Miura) |
2269 | |
| 166. | hasumikin (HASUMI Hitoshi) |
2225 | |
| 167. | kkebo (Kenta Kubo) |
2217 | |
| 168. | Saqoosha (Saqoosha) |
2164 | |
| 169. | leaysgur (Yuji Sugiura) |
2152 | |
| 170. | kt3k (Yoshiya Hinosawa) |
2134 | |
| 171. | tyoshikawa1106 (Taiki Yoshikawa) |
2119 | |
| 172. | norbusan (Norbert Preining) |
2105 | |
| 173. | fujitatomoya (Tomoya Fujita) |
2098 | |
| 174. | AdingApkgg (Asuna) |
2096 | |
| 175. | sideshowbarker () |
2061 | |
| 176. | trust-delta (trust-delta) |
2060 | |
| 177. | Songmu (Masayuki Matsuki) |
2055 | |
| 178. | masatoi (Satoshi Imai) |
2041 | |
| 179. | bouzuya (bouzuya) |
2031 | |
| 180. | yusukebe (Yusuke Wada) |
1961 | |
| 181. | koron (MURAOKA Taro) |
1958 | |
| 182. | shyouhei (卜部昌平) |
1951 | |
| 183. | kexi (Kei Nakayama) |
1946 | |
| 184. | skanehira (skanehira) |
1946 | |
| 185. | mcgoon (van) |
1901 | |
| 186. | yoshoku (Atsushi Tatsuma) |
1898 | |
| 187. | nercone-dev (nercone) |
1898 | |
| 188. | mopemope (Yutaka Matsubara) |
1893 | |
| 189. | f0reachARR (ぐるぐる) |
1865 | |
| 190. | hfu (Hidenori) |
1861 | |
| 191. | Narazaka (Narazaka) |
1859 | |
| 192. | inokawa () |
1847 | |
| 193. | dai-shi (Daishi Kato) |
1838 | |
| 194. | touyou (Fujii Yosuke) |
1830 | |
| 195. | kawasima (Yoshitaka Kawashima) |
1825 | |
| 196. | ota-meshi (Yosuke Ota) |
1813 | |
| 197. | hardfist (hardfist) |
1809 | |
| 198. | pocke (Masataka Pocke Kuwabara) |
1793 | |
| 199. | sorah (Sorah Fukumori) |
1783 | |
| 200. | privatenumber (Hiroki Osame) |
1776 | |
| 201. | kazuho (Kazuho Oku) |
1771 | |
| 202. | masutaka (Takashi Masuda) |
1764 | |
| 203. | rigaya (rigaya) |
1759 | |
| 204. | rob0pup (R²) |
1754 | |
| 205. | sotarok (Sotaro Karasawa) |
1733 | |
| 206. | okunokentaro (OKUNOKENTARO) |
1721 | |
| 207. | tadashi-aikawa (Tadashi Aikawa) |
1715 | |
| 208. | yutannihilation (Hiroaki Yutani) |
1707 | |
| 209. | kyamagu (Kota Yamaguchi) |
1702 | |
| 210. | smoogipoo (Dan Balasescu) |
1693 | |
| 211. | jsakamoto () |
1689 | |
| 212. | taisukef (Taisuke Fukuno) |
1687 | |
| 213. | tokoik (Kohe Tokoi) |
1686 | |
| 214. | shotamatsuda (Shota Matsuda) |
1670 | |
| 215. | knu (Akinori Musha) |
1667 | |
| 216. | babarot (Masaki ISHIYAMA) |
1660 | |
| 217. | ktoso (Konrad `ktoso` Malawski) |
1657 | |
| 218. | Kanahiro (Kanahiro Iguchi) |
1646 | |
| 219. | cho45 (Satoh, Hiroh) |
1628 | |
| 220. | noborus (Noboru Saito) |
1627 | |
| 221. | tseijp (sei) |
1602 | |
| 222. | h3poteto (AkiraFukushima) |
1591 | |
| 223. | yahonda (Yasuo Honda) |
1590 | |
| 224. | waylandzhang (WAYLAND ZHANG) |
1589 | |
| 225. | taishikato (Taishi) |
1580 | |
| 226. | Shougo (Shougo) |
1572 | |
| 227. | vraestoren (huok) |
1562 | |
| 228. | luadebug (Saikari) |
1537 | |
| 229. | whoisdjam (Sato Haruto) |
1536 | |
| 230. | konn (Hiromi Ishii) |
1531 | |
| 231. | fetus-hina (AIZAWA Hina) |
1524 | |
| 232. | fujita (FUJITA Tomonori) |
1518 | |
| 233. | int128 (Hidetake Iwata) |
1517 | |
| 234. | nwtgck (Ryo Ota) |
1513 | |
| 235. | tetsuharuohzeki (Tetsuharu Ohzeki) |
1494 | |
| 236. | lacolaco (Suguru Inatomi) |
1487 | |
| 237. | udzura (Kondo Uchio) |
1475 | |
| 238. | deepak1556 (Robo) |
1475 | |
| 239. | uonr (uonr) |
1475 | |
| 240. | yuja (Yuya Nishihara) |
1472 | |
| 241. | syohex (Shohei YOSHIDA) |
1470 | |
| 242. | otiai10 (Hiromu OCHIAI) |
1464 | |
| 243. | ynqa () |
1464 | |
| 244. | pookjw (Jinwoo Kim) |
1454 | |
| 245. | wasabeef (Daichi Furiya) |
1450 | |
| 246. | smallkirby (smallkirby) |
1447 | |
| 247. | takahirom (Takahiro Menju) |
1437 | |
| 248. | champierre (Junya Ishihara) |
1435 | |
| 249. | machida (machida) |
1430 | |
| 250. | wadackel (tsuyoshi wada) |
1428 | |
| 251. | RobertTLange (Robert Tjarko Lange) |
1398 | |
| 252. | TimOliver (Tim Oliver) |
1396 | |
| 253. | c-bata (c-bata) |
1396 | |
| 254. | kanru (Kan-Ru Chen) |
1395 | |
| 255. | eltociear (Ikko Eltociear Ashimine) |
1384 | |
| 256. | lan496 (Kohei Shinohara) |
1380 |
| Rank | Organization | Members |
|---|---|---|
| 1. | ruby | 8 |
| 2. | epicgames | 7 |
| 3. | vim-jp | 7 |
| 4. | asakusarb | 6 |
| 5. | perl-users-jp | 5 |
| 6. | ruby-no-kai | 5 |
| 7. | emacs-jp | 5 |
| 8. | oss-gate | 4 |
| 9. | ukigumo | 4 |
| 10. | scalajp | 4 |