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 2026-04-14 04:09:21 +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 133824 total users in the region and you need at least 218 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) |
36406 | |
| 2. | yuiseki (yuiseki) |
16773 | |
| 3. | tokuhirom (Tokuhiro Matsuno) |
13642 | |
| 4. | mizchi (Kotaro Chikuba) |
12876 | |
| 5. | j5ik2o (Junichi Kato) |
9122 | |
| 6. | sile (Takeru Ohta) |
8685 | |
| 7. | iamdulanga (Dulanga Dasanayake) |
8372 | |
| 8. | manman4 (manman4) |
8094 | |
| 9. | yanorei32 (Ray Yano | あねてあ) |
7946 | |
| 10. | unhappychoice (Yuji Ueki) |
7640 | |
| 11. | sapphi-red (翠) |
7549 | |
| 12. | xuwei-k (kenji yoshida) |
7529 | |
| 13. | ashryanbeats (Ash Ryan Arnwine) |
7171 | |
| 14. | fumiya-kume (kuu(Fumiya Kume)) |
7145 | |
| 15. | sue445 (Go Sueyoshi) |
7076 | |
| 16. | azu (azu) |
6827 | |
| 17. | shinh (Shinichiro Hamaji) |
6752 | |
| 18. | taiki-e (Taiki Endo) |
6675 | |
| 19. | miyako (Keisuke Miyako) |
6659 | |
| 20. | ryota-murakami (Ryota Murakami) |
6616 | |
| 21. | suzuki-shunsuke (Shunsuke Suzuki) |
6500 | |
| 22. | harupy (Harutaka Kawamura) |
6487 | |
| 23. | tekezo (Takayama Fumihiko) |
6065 | |
| 24. | k1LoW (Ken’ichiro Oyama) |
5992 | |
| 25. | yuki-kimoto (Yuki Kimoto) |
5739 | |
| 26. | sxzz (Kevin Deng) |
5738 | |
| 27. | mizzy (Gosuke Miyashita) |
5727 | |
| 28. | guitarrapc (Ikiru Yoshizaki) |
5700 | |
| 29. | hsbt (Hiroshi SHIBATA) |
5518 | |
| 30. | shogo82148 (ICHINOSE Shogo) |
5495 | |
| 31. | tkoyama010 (Tetsuo Koyama) |
5455 | |
| 32. | koriym (Akihito Koriyama) |
5450 | |
| 33. | ianlewis (Ian Lewis) |
5198 | |
| 34. | hakatashi (Koki Takahashi) |
5042 | |
| 35. | AkihiroSuda (Akihiro Suda) |
4787 | |
| 36. | kou (Sutou Kouhei) |
4728 | |
| 37. | bobbens (Edgar Simo-Serra) |
4666 | |
| 38. | hi-ogawa (Hiroshi Ogawa) |
4665 | |
| 39. | MagicalTux (Mark Karpelès) |
4413 | |
| 40. | yasulab (Yohei Yasukawa) |
4407 | |
| 41. | houko (Evan) |
4404 | |
| 42. | ykzts (Yamagishi Kazutoshi) |
4060 | |
| 43. | peppy (Dean Herbert) |
4002 | |
| 44. | toastkidjp (Toast kid) |
3685 | |
| 45. | EdamAme-x (EdamAmex) |
3552 | |
| 46. | sorairolake (Shun Sakai) |
3381 | |
| 47. | halogenandtoast (Matthew Mongeau) |
3380 | |
| 48. | yuwata (Yu Watanabe) |
3377 | |
| 49. | yamadashy (Kazuki Yamada) |
3345 | |
| 50. | terasakisatoshi (Satoshi Terasaki) |
3329 | |
| 51. | mattn (mattn) |
3304 | |
| 52. | winebarrel (Genki Sugawara) |
3272 | |
| 53. | yug1224 (Yuji Yamaguchi) |
3250 | |
| 54. | fujiwara (FUJIWARA Shunichiro) |
3243 | |
| 55. | lambdalisue (Λlisue) |
3229 | |
| 56. | amatsuda (Akira Matsuda) |
3177 | |
| 57. | sevenc-nanashi (Nanashi.) |
3174 | |
| 58. | aviatesk (Shuhei Kadowaki) |
3140 | |
| 59. | making (Toshiaki Maki) |
3102 | |
| 60. | asukaminato0721 (Asuka Minato) |
3068 | |
| 61. | haya14busa (haya14busa) |
3022 | |
| 62. | koxudaxi (Koudai Aono) |
2973 | |
| 63. | lestrrat (lestrrat) |
2959 | |
| 64. | PINTO0309 (Katsuya Hyodo) |
2947 | |
| 65. | conao3 (Naoya Yamashita) |
2944 | |
| 66. | hajimehoshi (Hajime Hoshi) |
2911 | |
| 67. | tatsuhiro-t (Tatsuhiro Tsujikawa) |
2888 | |
| 68. | Hiroshiba (Hiroshiba) |
2845 | |
| 69. | yutkat (Yuta Katayama) |
2837 | |
| 70. | gfx (FUJI Goro) |
2810 | |
| 71. | gkjohnson (Garrett Johnson) |
2795 | |
| 72. | YumNumm (Ryotaro Onoue) |
2780 | |
| 73. | mashharuki (Haruki Kondo) |
2728 | |
| 74. | hoochanlon (123456) |
2689 | |
| 75. | coliff (Christian Oliff) |
2677 | |
| 76. | lhl (Leonard) |
2676 | |
| 77. | sksat (sksat) |
2650 | |
| 78. | anatawa12 (anatawa12) |
2549 | |
| 79. | whitphx (Yuichiro Tachibana (Tsuchiya)) |
2521 | |
| 80. | dalance (Naoya Hatta) |
2509 | |
| 81. | komagata (Masaki Komagata) |
2474 | |
| 82. | 1amageek (1amageek) |
2451 | |
| 83. | keijiro (Keijiro Takahashi) |
2430 | |
| 84. | fujitatomoya (Tomoya Fujita) |
2416 | |
| 85. | ubugeeei (ubugeeei) |
2413 | |
| 86. | JohnTitor (Yuki Okushi) |
2399 | |
| 87. | miurahr (Hiroshi Miura) |
2386 | |
| 88. | sigma7863 (Sigma) |
2349 | |
| 89. | seratch (Kazuhiro Sera) |
2319 | |
| 90. | mcgoon (van) |
2309 | |
| 91. | nateberkopec (Nate Berkopec) |
2305 | |
| 92. | nobu (Nobuyoshi Nakada) |
2303 | |
| 93. | shimbaco (Shimba, Koji) |
2298 | |
| 94. | hakuturu583 (Masaya Kataoka) |
2288 | |
| 95. | yshrsmz (Yasuhiro SHIMIZU) |
2260 | |
| 96. | tmori (Takashi Mori) |
2178 | |
| 97. | kishikawakatsumi (Kishikawa Katsumi) |
2170 | |
| 98. | cpojer (Christoph Nakazawa) |
2169 | |
| 99. | mumoshu (Yusuke Kuoka) |
2163 | |
| 100. | 1024jp (1024jp) |
2149 | |
| 101. | atsushieno (Atsushi Eno) |
2128 | |
| 102. | Watson1978 (Shizuo Fujita) |
2122 | |
| 103. | norbusan (Norbert Preining) |
2121 | |
| 104. | onevcat (Wei Wang) |
2115 | |
| 105. | koic (Koichi ITO) |
2101 | |
| 106. | atztogo (Atsushi Togo) |
2082 | |
| 107. | kmizu (Kota Mizushima) |
2062 | |
| 108. | kazupon (kazuya kawaguchi) |
2061 | |
| 109. | ursm (Keita Urashima) |
2011 | |
| 110. | ksoichiro (Soichiro Kashima) |
1975 | |
| 111. | walf443 (Keiji, Yoshimi) |
1958 | |
| 112. | yutannihilation (Hiroaki Yutani) |
1956 | |
| 113. | Songmu (Masayuki Matsuki) |
1953 | |
| 114. | cho45 (Satoh, Hiroh) |
1922 | |
| 115. | ota-meshi (Yosuke Ota) |
1909 | |
| 116. | yusukebe (Yusuke Wada) |
1890 | |
| 117. | sideshowbarker () |
1854 | |
| 118. | taisukef (Taisuke Fukuno) |
1836 | |
| 119. | wkentaro (Kentaro Wada) |
1819 | |
| 120. | hardfist (hardfist) |
1819 | |
| 121. | zchee (Koichi Shiraishi) |
1807 | |
| 122. | kt3k (Yoshiya Hinosawa) |
1784 | |
| 123. | skanehira (skanehira) |
1769 | |
| 124. | Jannchie (Jianqi Pan) |
1753 | |
| 125. | luadebug (Saikari) |
1753 | |
| 126. | mopemope (Yutaka Matsubara) |
1736 | |
| 127. | akatsuki105 (Akatsuki) |
1726 | |
| 128. | Saqoosha (Saqoosha) |
1724 | |
| 129. | rsasaki0109 (rsasaki0109) |
1724 | |
| 130. | smoogipoo (Dan Balasescu) |
1698 | |
| 131. | matz (Yukihiro "Matz" Matsumoto) |
1671 | |
| 132. | koron (MURAOKA Taro) |
1656 | |
| 133. | privatenumber (Hiroki Osame) |
1629 | |
| 134. | dai-shi (Daishi Kato) |
1624 | |
| 135. | int128 (Hidetake Iwata) |
1620 | |
| 136. | jsakamoto () |
1611 | |
| 137. | mosuka (Minoru OSUKA) |
1607 | |
| 138. | inokawa () |
1604 | |
| 139. | kawasima (Yoshitaka Kawashima) |
1574 | |
| 140. | kyamagu (Kota Yamaguchi) |
1569 | |
| 141. | ktoso (Konrad `ktoso` Malawski) |
1560 | |
| 142. | noborus (Noboru Saito) |
1558 | |
| 143. | kazuho (Kazuho Oku) |
1536 | |
| 144. | syuilo (syuilo) |
1526 | |
| 145. | takahirom (Takahiro Menju) |
1518 | |
| 146. | Shougo (Shougo) |
1500 | |
| 147. | domenic (Domenic Denicola) |
1478 | |
| 148. | sorah (Sorah Fukumori) |
1450 | |
| 149. | babarot (Masaki ISHIYAMA) |
1431 | |
| 150. | ko1 (Koichi Sasada) |
1410 | |
| 151. | syohex (Shohei YOSHIDA) |
1403 | |
| 152. | pocke (Masataka Pocke Kuwabara) |
1401 | |
| 153. | rhysd (Linda_pp) |
1400 | |
| 154. | nobuyuki83 (Nobuyuki Umetani) |
1390 | |
| 155. | vraestoren (huok) |
1388 | |
| 156. | rmackay9 (Randy Mackay) |
1378 | |
| 157. | siketyan (Naoki Ikeguchi) |
1375 | |
| 158. | Saul-Mirone (Mirone) |
1374 | |
| 159. | eltociear (Ikko Eltociear Ashimine) |
1374 | |
| 160. | neka-nat (k-tanaka) |
1363 | |
| 161. | zcbenz (Cheng) |
1360 | |
| 162. | deepak1556 (Robo) |
1341 | |
| 163. | kaityo256 (Hiroshi Watanabe) |
1340 | |
| 164. | nwiizo (nwiizo) |
1317 | |
| 165. | soutaro (Soutaro Matsumoto) |
1315 | |
| 166. | mayocream (Mayo Takanashi) |
1309 | |
| 167. | kitao (Takashi Kitao) |
1295 | |
| 168. | shyouhei (卜部昌平) |
1279 | |
| 169. | piroor (YUKI "Piro" Hiroshi) |
1273 | |
| 170. | rigaya (rigaya) |
1272 | |
| 171. | masarakki (masarakki) |
1268 | |
| 172. | mpyw (mpyw) |
1266 | |
| 173. | john-rocky (Daisuke Majima) |
1250 | |
| 174. | zonuexe (USAMI Kenta) |
1247 | |
| 175. | kazu-yamamoto (Kazu Yamamoto) |
1247 | |
| 176. | usualoma (Taku Amano) |
1246 | |
| 177. | waylandzhang (WAYLAND ZHANG) |
1243 | |
| 178. | smorimoto (Sora Morimoto) |
1243 | |
| 179. | neet (Ryō Igarashi (五十嵐 涼)) |
1242 | |
| 180. | trust-delta (trust-delta) |
1231 | |
| 181. | syoyo (Syoyo Fujita) |
1225 | |
| 182. | davetang (Dave Tang) |
1223 | |
| 183. | miurla (Yoshiki Miura) |
1212 | |
| 184. | sugyan (Yoshihiro Sugi) |
1210 | |
| 185. | lacolaco (Suguru Inatomi) |
1209 | |
| 186. | udzura (Kondo Uchio) |
1202 | |
| 187. | tatsuyafujisaki (Tatsuya Fujisaki) |
1199 | |
| 188. | yuuki (Yuuki TSUBOUCHI) |
1186 | |
| 189. | anuraaga (Anuraag (Rag) Agrawal) |
1183 | |
| 190. | yowatanabe (Yoshiyuki Watanabe) |
1182 | |
| 191. | repeatedly (Masahiro Nakagawa) |
1180 | |
| 192. | nwtgck (Ryo Ota) |
1172 | |
| 193. | taichi-ishitani (Taichi Ishitani) |
1166 | |
| 194. | NicolasDorier (Nicolas Dorier) |
1166 | |
| 195. | himkt (himkt) |
1158 | |
| 196. | knu (Akinori Musha) |
1158 | |
| 197. | c-bata (c-bata) |
1158 | |
| 198. | uezo (uezo) |
1139 | |
| 199. | icoxfog417 (Takahiro Kubo) |
1137 | |
| 200. | cosmo0920 (Hiroshi Hatake) |
1105 | |
| 201. | ryo8000 (Ryo Hasegawa) |
1095 | |
| 202. | momeemt (Mutsuha Asada) |
1086 | |
| 203. | msakai (Masahiro Sakai) |
1085 | |
| 204. | uzulla (uzulla / Junichi Ishida) |
1083 | |
| 205. | nuskey8 (Yusuke Nakada) |
1078 | |
| 206. | fygar256 (Taisuke Maekawa) |
1070 | |
| 207. | willnet (Shinichi Maeshima) |
1069 | |
| 208. | dvcrn (David) |
1066 | |
| 209. | muukii (Hiroshi Kimura) |
1046 | |
| 210. | fukamachi (Eitaro Fukamachi) |
1044 | |
| 211. | TimOliver (Tim Oliver) |
1024 | |
| 212. | takahashim (Masayoshi Takahashi) |
1023 | |
| 213. | konn (Hiromi Ishii) |
1019 | |
| 214. | ninoseki (Manabu Niseki) |
1017 | |
| 215. | otiai10 (Hiromu OCHIAI) |
1010 | |
| 216. | hashrock (hashrock) |
1007 | |
| 217. | rinsuki (rinsuki) |
1006 | |
| 218. | wadackel (tsuyoshi wada) |
1004 | |
| 219. | reindex-ot (Re*Index. (ot_inc)) |
993 | |
| 220. | hatoo () |
988 | |
| 221. | p-chan (P-Chan) |
983 | |
| 222. | kazunori279 (Kaz Sato) |
980 | |
| 223. | fa0311 (ふぁ) |
974 | |
| 224. | wasabeef (Daichi Furiya) |
973 | |
| 225. | Kamesuta (Kamesuta) |
963 | |
| 226. | qnighy (Masaki Hara) |
955 | |
| 227. | AungKaung1928 (Aung Kaung Myat) |
954 | |
| 228. | melpon (melpon) |
952 | |
| 229. | kenjinote (kenji) |
943 | |
| 230. | lepture (Hsiaoming Yang) |
932 | |
| 231. | iAJue (阿珏) |
930 | |
| 232. | nagadomi () |
924 | |
| 233. | uhyo (uhyo) |
909 | |
| 234. | aliceinwire (Arisu Tachibana) |
907 | |
| 235. | termoshtt (Toshiki Teramura) |
904 | |
| 236. | wass08 (Wassim SAMAD) |
902 | |
| 237. | ariaghora (Aria Ghora Prabono) |
900 | |
| 238. | martinheidegger (Martin Heidegger) |
890 | |
| 239. | shogo4405 (shogo4405) |
887 | |
| 240. | nakasyou (Shotaro Nakamura) |
864 | |
| 241. | DayuanJiang (Dayuan Jiang) |
857 | |
| 242. | cxxxr (cxxxr) |
851 | |
| 243. | at-wat (Atsushi Watanabe) |
849 | |
| 244. | hewigovens (Tao Xu) |
844 | |
| 245. | tanaikech (Kanshi TANAIKE) |
839 | |
| 246. | hiroppy (Yuta Hiroto) |
839 | |
| 247. | shirakaba (Jamie Birch) |
836 | |
| 248. | breezewish (Wish) |
832 | |
| 249. | XiaomingX (Y11) |
817 | |
| 250. | yoshiori (Yoshiori Shoji) |
814 | |
| 251. | ngs (Atsushi NAGASE) |
814 | |
| 252. | fosskers (Colin Woodbury) |
812 | |
| 253. | dreamhunter2333 (Dream Hunter) |
808 | |
| 254. | AchrafReyani (Achraf) |
806 | |
| 255. | nicolas-raoul (Nicolas Raoul) |
805 | |
| 256. | biohack5079 (sagbi) |
797 |
| Rank | Organization | Members |
|---|---|---|
| 1. | ruby | 9 |
| 2. | epicgames | 7 |
| 3. | vim-jp | 6 |
| 4. | perl-users-jp | 5 |
| 5. | oss-gate | 5 |
| 6. | ruby-no-kai | 5 |
| 7. | reviewdog | 4 |
| 8. | ranguba | 4 |
| 9. | asakusarb | 4 |
| 10. | web-platform-tests | 4 |