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 2026-06-17 14:31:16 +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 136100 total users in the region and you need at least 126 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) |
36969 | |
| 2. | rsasaki0109 (Ryohei Sasaki) |
24074 | |
| 3. | MagicalTux (Mark Karpelès) |
22827 | |
| 4. | mizchi (Kotaro Chikuba) |
17868 | |
| 5. | yuiseki (yuiseki) |
17657 | |
| 6. | tokuhirom (Tokuhiro Matsuno) |
16157 | |
| 7. | Takazudo (Takeshi Takatsudo) |
14009 | |
| 8. | fumiya-kume (kuu(Fumiya Kume)) |
12531 | |
| 9. | j5ik2o (Junichi Kato) |
11866 | |
| 10. | unhappychoice (Yuji Ueki) |
11737 | |
| 11. | ncaq () |
11487 | |
| 12. | mizzy (Gosuke Miyashita) |
10797 | |
| 13. | houko (Evan) |
9524 | |
| 14. | xuwei-k (kenji yoshida) |
9061 | |
| 15. | sile (Takeru Ohta) |
8954 | |
| 16. | ubugeeei (ubugeeei) |
8740 | |
| 17. | yaneurao (yaneurao) |
8700 | |
| 18. | manman4 (manman4) |
8479 | |
| 19. | yanorei32 (Ray Yano | あねてあ) |
7990 | |
| 20. | taiki-e (Taiki Endo) |
7750 | |
| 21. | ryota-murakami (Ryota Murakami) |
7494 | |
| 22. | koriym (Akihito Koriyama) |
7485 | |
| 23. | ashryanbeats (Ash Ryan Arnwine) |
7399 | |
| 24. | tekezo (Takayama Fumihiko) |
7345 | |
| 25. | conao3 (Naoya Yamashita) |
7282 | |
| 26. | miyako (Keisuke Miyako) |
7178 | |
| 27. | sapphi-red (翠) |
7085 | |
| 28. | k1LoW (Ken’ichiro Oyama) |
7053 | |
| 29. | sue445 (Go Sueyoshi) |
7010 | |
| 30. | azu (azu) |
6853 | |
| 31. | shogo82148 (ICHINOSE Shogo) |
6813 | |
| 32. | shinh (Shinichiro Hamaji) |
6708 | |
| 33. | shinaoka (Hiroshi Shinaoka) |
6675 | |
| 34. | lhl (Leonard) |
6571 | |
| 35. | harupy (Harutaka Kawamura) |
6470 | |
| 36. | atusy () |
6372 | |
| 37. | suzuki-shunsuke (Shunsuke Suzuki) |
6302 | |
| 38. | hsbt (Hiroshi SHIBATA) |
6149 | |
| 39. | kojix2 () |
6078 | |
| 40. | MH4GF (Hirotaka Miyagi) |
5994 | |
| 41. | guitarrapc (Ikiru Yoshizaki) |
5823 | |
| 42. | winebarrel (Genki Sugawara) |
5751 | |
| 43. | yuki-kimoto (Yuki Kimoto) |
5735 | |
| 44. | wajahat-ali-mir-dev (Wajahat Ali Mir) |
5597 | |
| 45. | hakatashi (Koki Takahashi) |
5572 | |
| 46. | katahiromz (Katayama Hirofumi MZ) |
5519 | |
| 47. | syoyo (Syoyo Fujita) |
5501 | |
| 48. | lestrrat (lestrrat) |
5466 | |
| 49. | tkoyama010 (Tetsuo Koyama) |
5183 | |
| 50. | ianlewis (Ian Lewis) |
5171 | |
| 51. | nateberkopec (Nate Berkopec) |
5151 | |
| 52. | sxzz (Kevin Deng) |
5130 | |
| 53. | ko1 (Koichi Sasada) |
4915 | |
| 54. | tk0miya (Takeshi KOMIYA) |
4913 | |
| 55. | europanite (europanite) |
4845 | |
| 56. | hi-ogawa (Hiroshi Ogawa) |
4742 | |
| 57. | myuon (myuon) |
4676 | |
| 58. | AkihiroSuda (Akihiro Suda) |
4594 | |
| 59. | matz (Yukihiro "Matz" Matsumoto) |
4547 | |
| 60. | hymkor (HAYAMA Kaoru) |
4532 | |
| 61. | bootjp (Yoshiaki Ueda (bootjp)) |
4531 | |
| 62. | LumaKernel (Luma) |
4481 | |
| 63. | ykzts (Yamagishi Kazutoshi) |
4456 | |
| 64. | kou (Sutou Kouhei) |
4439 | |
| 65. | YumNumm (Ryotaro Onoue) |
4433 | |
| 66. | gfx (FUJI Goro) |
4207 | |
| 67. | mattn (mattn) |
4200 | |
| 68. | EdamAme-x (EdamAmex) |
4198 | |
| 69. | sksat (sksat) |
4190 | |
| 70. | zonuexe (USAMI Kenta) |
4139 | |
| 71. | komagata (Masaki Komagata) |
4105 | |
| 72. | cybergarage (Satoshi Konno) |
4074 | |
| 73. | kurone-kito (Kuroné Kito (黒音キト)) |
4015 | |
| 74. | bobbens (Edgar Simo-Serra) |
4001 | |
| 75. | amatsuda (Akira Matsuda) |
3990 | |
| 76. | halogenandtoast (Matthew Mongeau) |
3952 | |
| 77. | yamadashy (Kazuki Yamada) |
3932 | |
| 78. | ursm (Keita Urashima) |
3894 | |
| 79. | yasulab (Yohei Yasukawa) |
3841 | |
| 80. | t-hamano (Aki Hamano) |
3837 | |
| 81. | m-mizutani (Masayoshi Mizutani) |
3778 | |
| 82. | fujiwara (FUJIWARA Shunichiro) |
3746 | |
| 83. | hakuturu583 (Masaya Kataoka) |
3724 | |
| 84. | 2bbb (2bit) |
3713 | |
| 85. | toastkidjp (Toast kid) |
3699 | |
| 86. | dalance (Naoya Hatta) |
3685 | |
| 87. | koki-develop (Koki Sato) |
3679 | |
| 88. | 1amageek (1amageek) |
3674 | |
| 89. | lambdalisue (Λlisue) |
3638 | |
| 90. | coji (Coji Mizoguchi) |
3626 | |
| 91. | sevenc-nanashi (Nanashi.) |
3570 | |
| 92. | NishiOwO (Nishi) |
3436 | |
| 93. | otnc (otoneko.) |
3429 | |
| 94. | peppy (Dean Herbert) |
3400 | |
| 95. | seriaati (seria) |
3382 | |
| 96. | yug1224 (Yuji Yamaguchi) |
3338 | |
| 97. | wkentaro (Kentaro Wada) |
3328 | |
| 98. | terasakisatoshi (Satoshi Terasaki) |
3312 | |
| 99. | aviatesk (Shuhei Kadowaki) |
3299 | |
| 100. | satoharuto961-dev (Sato Haruto) |
3194 | |
| 101. | mumoshu (Yusuke Kuoka) |
3152 | |
| 102. | sorairolake (Shun Sakai) |
3090 | |
| 103. | koxudaxi (Koudai Aono) |
3088 | |
| 104. | bee-san (Autumn (Bee)) |
3076 | |
| 105. | mashharuki (Haruki Kondo) |
3069 | |
| 106. | making (Toshiaki Maki) |
3032 | |
| 107. | JohnTitor (Yuki Okushi) |
3012 | |
| 108. | shimbaco (Shimba, Koji) |
2987 | |
| 109. | keitagame (Keita_Kawase) |
2983 | |
| 110. | PINTO0309 (Katsuya Hyodo) |
2978 | |
| 111. | bmf-san (Kenta Takeuchi) |
2974 | |
| 112. | jiangzhuo (Jiangzhuo ) |
2967 | |
| 113. | yohasebe (Yoichiro Hasebe) |
2967 | |
| 114. | Hiroshiba (Hiroshiba) |
2956 | |
| 115. | tatsuhiro-t (Tatsuhiro Tsujikawa) |
2946 | |
| 116. | kmizu (Kota Mizushima) |
2927 | |
| 117. | koji (koji) |
2917 | |
| 118. | yohamta0 (Yota Hamada) |
2899 | |
| 119. | sivchari (Takuma Shibuya) |
2885 | |
| 120. | whitphx (Yuichiro Tachibana (Tsuchiya)) |
2854 | |
| 121. | mackysoft (Makihiro) |
2835 | |
| 122. | hoochanlon (123456) |
2833 | |
| 123. | aiya000 (aiya000) |
2815 | |
| 124. | kazupon (kazuya kawaguchi) |
2812 | |
| 125. | nuitsjp (Atsushi Nakamura) |
2762 | |
| 126. | 1024jp (1024jp) |
2762 | |
| 127. | onevcat (Wei Wang) |
2750 | |
| 128. | linyows (Tomohisa Oda) |
2743 | |
| 129. | yutkat (Yuta Katayama) |
2741 | |
| 130. | keijiro (Keijiro Takahashi) |
2739 | |
| 131. | gkjohnson (Garrett Johnson) |
2725 | |
| 132. | haya14busa (haya14busa) |
2721 | |
| 133. | himkt (himkt) |
2703 | |
| 134. | eitsupi () |
2680 | |
| 135. | anatawa12 (anatawa12) |
2680 | |
| 136. | seratch (Kazuhiro Sera) |
2654 | |
| 137. | yshrsmz (Yasuhiro SHIMIZU) |
2627 | |
| 138. | hajimehoshi (Hajime Hoshi) |
2530 | |
| 139. | coliff (Christian Oliff) |
2501 | |
| 140. | kishikawakatsumi (Kishikawa Katsumi) |
2475 | |
| 141. | ksoichiro (Soichiro Kashima) |
2473 | |
| 142. | unasuke (Yusuke Nakamura) |
2472 | |
| 143. | boxp (Keitaro Takeuchi) |
2456 | |
| 144. | sigma7863 (Sigma) |
2455 | |
| 145. | atztogo (Atsushi Togo) |
2446 | |
| 146. | atsushieno (Atsushi Eno) |
2431 | |
| 147. | tmori (Takashi Mori) |
2415 | |
| 148. | ytakano (ytakano) |
2399 | |
| 149. | Jannchie (Jianqi Pan) |
2397 | |
| 150. | takahashim (Masayoshi Takahashi) |
2395 | |
| 151. | Watson1978 (Shizuo Fujita) |
2387 | |
| 152. | kubosho (KUBOTA Shōta) |
2378 | |
| 153. | nobu (Nobuyoshi Nakada) |
2364 | |
| 154. | fujitatomoya (Tomoya Fujita) |
2355 | |
| 155. | cpojer (Christoph Nakazawa) |
2353 | |
| 156. | tenzen-y (Yuki Iwai) |
2339 | |
| 157. | toyoshim (Takashi Toyoshima) |
2323 | |
| 158. | walf443 (Keiji, Yoshimi) |
2292 | |
| 159. | mosuka (Minoru OSUKA) |
2267 | |
| 160. | john-rocky (Daisuke Majima) |
2253 | |
| 161. | miurahr (Hiroshi Miura) |
2235 | |
| 162. | koic (Koichi ITO) |
2201 | |
| 163. | Saqoosha (Saqoosha) |
2198 | |
| 164. | kt3k (Yoshiya Hinosawa) |
2144 | |
| 165. | hasumikin (HASUMI Hitoshi) |
2133 | |
| 166. | norbusan (Norbert Preining) |
2127 | |
| 167. | leaysgur (Yuji Sugiura) |
2119 | |
| 168. | kkebo (Kenta Kubo) |
2115 | |
| 169. | Songmu (Masayuki Matsuki) |
2112 | |
| 170. | akiomik (Akiomi KAMAKURA) |
2107 | |
| 171. | kitao (Takashi Kitao) |
2069 | |
| 172. | AdingApkgg (Asuna) |
2064 | |
| 173. | zchee (Koichi Shiraishi) |
2005 | |
| 174. | hardfist (hardfist) |
1999 | |
| 175. | bouzuya (bouzuya) |
1999 | |
| 176. | PTOM76 (Pitan) |
1997 | |
| 177. | sideshowbarker () |
1982 | |
| 178. | yusukebe (Yusuke Wada) |
1981 | |
| 179. | masatoi (Satoshi Imai) |
1954 | |
| 180. | mopemope (Yutaka Matsubara) |
1948 | |
| 181. | trust-delta (trust-delta) |
1946 | |
| 182. | mcgoon (van) |
1943 | |
| 183. | shyouhei (卜部昌平) |
1932 | |
| 184. | koron (MURAOKA Taro) |
1882 | |
| 185. | hfu (Hidenori) |
1866 | |
| 186. | kexi (Kei Nakayama) |
1863 | |
| 187. | Narazaka (Narazaka) |
1862 | |
| 188. | f0reachARR (ぐるぐる) |
1860 | |
| 189. | yoshoku (Atsushi Tatsuma) |
1855 | |
| 190. | touyou (Fujii Yosuke) |
1850 | |
| 191. | inokawa () |
1825 | |
| 192. | nercone-dev (nercone) |
1821 | |
| 193. | skanehira (skanehira) |
1815 | |
| 194. | ota-meshi (Yosuke Ota) |
1807 | |
| 195. | dai-shi (Daishi Kato) |
1791 | |
| 196. | pocke (Masataka Pocke Kuwabara) |
1772 | |
| 197. | masutaka (Takashi Masuda) |
1754 | |
| 198. | privatenumber (Hiroki Osame) |
1748 | |
| 199. | kawasima (Yoshitaka Kawashima) |
1743 | |
| 200. | cho45 (Satoh, Hiroh) |
1737 | |
| 201. | yutannihilation (Hiroaki Yutani) |
1727 | |
| 202. | smoogipoo (Dan Balasescu) |
1723 | |
| 203. | rob0pup (R²) |
1709 | |
| 204. | taisukef (Taisuke Fukuno) |
1702 | |
| 205. | sorah (Sorah Fukumori) |
1691 | |
| 206. | tokoik (Kohe Tokoi) |
1685 | |
| 207. | kazuho (Kazuho Oku) |
1678 | |
| 208. | jsakamoto () |
1677 | |
| 209. | okunokentaro (OKUNOKENTARO) |
1673 | |
| 210. | Kanahiro (Kanahiro Iguchi) |
1672 | |
| 211. | shotamatsuda (Shota Matsuda) |
1671 | |
| 212. | kyamagu (Kota Yamaguchi) |
1669 | |
| 213. | babarot (Masaki ISHIYAMA) |
1664 | |
| 214. | tyoshikawa1106 (Taiki Yoshikawa) |
1648 | |
| 215. | noborus (Noboru Saito) |
1636 | |
| 216. | rigaya (rigaya) |
1634 | |
| 217. | tadashi-aikawa (Tadashi Aikawa) |
1633 | |
| 218. | luadebug (Saikari) |
1614 | |
| 219. | ktoso (Konrad `ktoso` Malawski) |
1614 | |
| 220. | h3poteto (AkiraFukushima) |
1603 | |
| 221. | int128 (Hidetake Iwata) |
1592 | |
| 222. | yahonda (Yasuo Honda) |
1583 | |
| 223. | waylandzhang (WAYLAND ZHANG) |
1581 | |
| 224. | tseijp (sei) |
1552 | |
| 225. | Shougo (Shougo) |
1551 | |
| 226. | vraestoren (huok) |
1546 | |
| 227. | lacolaco (Suguru Inatomi) |
1536 | |
| 228. | knu (Akinori Musha) |
1516 | |
| 229. | wasabeef (Daichi Furiya) |
1508 | |
| 230. | yuja (Yuya Nishihara) |
1495 | |
| 231. | sotarok (Sotaro Karasawa) |
1489 | |
| 232. | fetus-hina (AIZAWA Hina) |
1483 | |
| 233. | taishikato (Taishi) |
1483 | |
| 234. | uonr (uonr) |
1482 | |
| 235. | deepak1556 (Robo) |
1477 | |
| 236. | nwtgck (Ryo Ota) |
1469 | |
| 237. | ynqa () |
1467 | |
| 238. | takahirom (Takahiro Menju) |
1455 | |
| 239. | tetsuharuohzeki (Tetsuharu Ohzeki) |
1449 | |
| 240. | yousiki (yousiki) |
1447 | |
| 241. | syohex (Shohei YOSHIDA) |
1435 | |
| 242. | champierre (Junya Ishihara) |
1432 | |
| 243. | wadackel (tsuyoshi wada) |
1430 | |
| 244. | udzura (Kondo Uchio) |
1428 | |
| 245. | otiai10 (Hiromu OCHIAI) |
1411 | |
| 246. | kanru (Kan-Ru Chen) |
1398 | |
| 247. | TimOliver (Tim Oliver) |
1396 | |
| 248. | akatsuki105 (Akatsuki) |
1380 | |
| 249. | c-bata (c-bata) |
1378 | |
| 250. | RobertTLange (Robert Tjarko Lange) |
1367 | |
| 251. | eltociear (Ikko Eltociear Ashimine) |
1367 | |
| 252. | masarakki (masarakki) |
1366 | |
| 253. | mayocream (Mayo Takanashi) |
1360 | |
| 254. | drasticactions (Tim Miller) |
1354 | |
| 255. | ryotarai (Ryota Arai) |
1350 | |
| 256. | eggplants (haruna) |
1349 |
| Rank | Organization | Members |
|---|---|---|
| 1. | ruby | 8 |
| 2. | epicgames | 7 |
| 3. | vim-jp | 7 |
| 4. | asakusarb | 6 |
| 5. | emacs-jp | 5 |
| 6. | ruby-no-kai | 5 |
| 7. | perl-users-jp | 5 |
| 8. | oss-gate | 4 |
| 9. | vuejs | 4 |
| 10. | ukigumo | 4 |