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 2025-12-15 15:07:12 +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 128307 total users in the region and you need at least 211 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) |
34958 | |
| 2. | yuiseki (yuiseki) |
10032 | |
| 3. | suzuki-shunsuke (Shunsuke Suzuki) |
9344 | |
| 4. | manman4 (manman4) |
8189 | |
| 5. | guitarrapc (Ikiru Yoshizaki) |
7564 | |
| 6. | shinh (Shinichiro Hamaji) |
6629 | |
| 7. | yanorei32 (Ray Yano | あねてあ) |
6564 | |
| 8. | azu (azu) |
6294 | |
| 9. | sile (Takeru Ohta) |
6260 | |
| 10. | taiki-e (Taiki Endo) |
6116 | |
| 11. | sue445 (Go Sueyoshi) |
6034 | |
| 12. | xuwei-k (kenji yoshida) |
5895 | |
| 13. | j5ik2o (Junichi Kato) |
5882 | |
| 14. | sapphi-red (翠) |
5649 | |
| 15. | kou (Sutou Kouhei) |
5542 | |
| 16. | unhappychoice (Yuji Ueki) |
5420 | |
| 17. | ianlewis (Ian Lewis) |
5358 | |
| 18. | harupy (Harutaka Kawamura) |
5235 | |
| 19. | AkihiroSuda (Akihiro Suda) |
5082 | |
| 20. | bobbens (Edgar Simo-Serra) |
5007 | |
| 21. | miyako (Keisuke Miyako) |
4831 | |
| 22. | ashryanbeats (Ash Ryan Arnwine) |
4774 | |
| 23. | peppy (Dean Herbert) |
4756 | |
| 24. | ryota-murakami (Ryota Murakami) |
4607 | |
| 25. | yuki-kimoto (Yuki Kimoto) |
4572 | |
| 26. | shogo82148 (ICHINOSE Shogo) |
4562 | |
| 27. | mizchi (Kotaro Chikuba) |
4488 | |
| 28. | yasulab (Yohei Yasukawa) |
4463 | |
| 29. | hakatashi (Koki Takahashi) |
4424 | |
| 30. | hsbt (Hiroshi SHIBATA) |
4357 | |
| 31. | k1LoW (Ken’ichiro Oyama) |
4312 | |
| 32. | koriym (Akihito Koriyama) |
4231 | |
| 33. | yuwata (Yu Watanabe) |
4204 | |
| 34. | hi-ogawa (Hiroshi Ogawa) |
3935 | |
| 35. | whitphx (Yuichiro Tachibana (Tsuchiya)) |
3865 | |
| 36. | haya14busa (haya14busa) |
3807 | |
| 37. | tekezo (Takayama Fumihiko) |
3789 | |
| 38. | toastkidjp (Toast kid) |
3649 | |
| 39. | tkoyama010 (Tetsuo Koyama) |
3568 | |
| 40. | tokuhirom (Tokuhiro Matsuno) |
3343 | |
| 41. | sorairolake (Shun Sakai) |
3219 | |
| 42. | kentaro (Kentaro Kuribayashi) |
3161 | |
| 43. | mcgoon (van) |
3131 | |
| 44. | Hiroshiba (Hiroshiba) |
3040 | |
| 45. | anatawa12 (anatawa12) |
2954 | |
| 46. | YumNumm (Ryotaro Onoue) |
2895 | |
| 47. | eltociear (Ikko Eltociear Ashimine) |
2875 | |
| 48. | hajimehoshi (Hajime Hoshi) |
2869 | |
| 49. | making (Toshiaki Maki) |
2806 | |
| 50. | tatsuhiro-t (Tatsuhiro Tsujikawa) |
2737 | |
| 51. | yamadashy (Kazuki Yamada) |
2724 | |
| 52. | koxudaxi (Koudai Aono) |
2724 | |
| 53. | kishikawakatsumi (Kishikawa Katsumi) |
2710 | |
| 54. | terasakisatoshi (Satoshi Terasaki) |
2708 | |
| 55. | coliff (Christian Oliff) |
2625 | |
| 56. | yutkat (Yuta Katayama) |
2608 | |
| 57. | ursm (Keita Urashima) |
2595 | |
| 58. | winebarrel (Genki Sugawara) |
2563 | |
| 59. | takahirom (Takahiro Menju) |
2553 | |
| 60. | sevenc-nanashi (Nanashi.) |
2545 | |
| 61. | fujitatomoya (Tomoya Fujita) |
2411 | |
| 62. | Saul-Mirone (Mirone) |
2361 | |
| 63. | hakuturu583 (Masaya Kataoka) |
2349 | |
| 64. | kazupon (kazuya kawaguchi) |
2305 | |
| 65. | fujiwara (FUJIWARA Shunichiro) |
2294 | |
| 66. | aviatesk (Shuhei Kadowaki) |
2242 | |
| 67. | nobu (Nobuyoshi Nakada) |
2224 | |
| 68. | norbusan (Norbert Preining) |
2220 | |
| 69. | tmori (Takashi Mori) |
2214 | |
| 70. | koic (Koichi ITO) |
2199 | |
| 71. | halogenandtoast (Matthew Mongeau) |
2173 | |
| 72. | yshrsmz (Yasuhiro SHIMIZU) |
2169 | |
| 73. | gkjohnson (Garrett Johnson) |
2129 | |
| 74. | fumiya-kume (kuu(Fumiya Kume)) |
2118 | |
| 75. | PINTO0309 (Katsuya Hyodo) |
2066 | |
| 76. | smoogipoo (Dan Balasescu) |
2060 | |
| 77. | yusukebe (Yusuke Wada) |
2053 | |
| 78. | miurahr (Hiroshi Miura) |
2044 | |
| 79. | Him188 (Him188) |
2022 | |
| 80. | keijiro (Keijiro Takahashi) |
2014 | |
| 81. | syuilo (syuilo) |
2010 | |
| 82. | atztogo (Atsushi Togo) |
1987 | |
| 83. | siketyan (Naoki Ikeguchi) |
1974 | |
| 84. | dalance (Naoya Hatta) |
1968 | |
| 85. | dai-shi (Daishi Kato) |
1966 | |
| 86. | int128 (Hidetake Iwata) |
1874 | |
| 87. | asukaminato0721 (Asuka Minato) |
1850 | |
| 88. | kt3k (Yoshiya Hinosawa) |
1848 | |
| 89. | mashharuki (Haruki Kondo) |
1830 | |
| 90. | ota-meshi (Yosuke Ota) |
1812 | |
| 91. | lambdalisue (Λlisue) |
1810 | |
| 92. | taisukef (Taisuke Fukuno) |
1790 | |
| 93. | Jannchie (Jianqi Pan) |
1787 | |
| 94. | amatsuda (Akira Matsuda) |
1771 | |
| 95. | komagata (Masaki Komagata) |
1754 | |
| 96. | cpojer (Christoph Nakazawa) |
1737 | |
| 97. | mayocream (Mayo Takanashi) |
1675 | |
| 98. | Shougo (Shougo) |
1662 | |
| 99. | zcbenz (Cheng) |
1644 | |
| 100. | ykzts (Yamagishi Kazutoshi) |
1634 | |
| 101. | mopemope (Yutaka Matsubara) |
1624 | |
| 102. | nobuyuki83 (Nobuyuki Umetani) |
1614 | |
| 103. | smorimoto (Sora Morimoto) |
1609 | |
| 104. | 1024jp (1024jp) |
1602 | |
| 105. | champierre (Junya Ishihara) |
1580 | |
| 106. | hoochanlon (123456) |
1571 | |
| 107. | noborus (Noboru Saito) |
1554 | |
| 108. | kateinoigakukun (Yuta Saito) |
1541 | |
| 109. | MagicalTux (Mark Karpelès) |
1522 | |
| 110. | youtalk (Yutaka Kondo) |
1508 | |
| 111. | seratch (Kazuhiro Sera) |
1470 | |
| 112. | atsushieno (Atsushi Eno) |
1468 | |
| 113. | mattn (mattn) |
1459 | |
| 114. | jsakamoto () |
1453 | |
| 115. | usualoma (Taku Amano) |
1450 | |
| 116. | matz (Yukihiro "Matz" Matsumoto) |
1446 | |
| 117. | ubugeeei (ubugeeei) |
1445 | |
| 118. | domenic (Domenic Denicola) |
1443 | |
| 119. | rigaya (rigaya) |
1439 | |
| 120. | Watson1978 (Shizuo Fujita) |
1413 | |
| 121. | momeemt (Mutsuha Asada) |
1405 | |
| 122. | yutannihilation (Hiroaki Yutani) |
1395 | |
| 123. | rhysd (Linda_pp) |
1394 | |
| 124. | zchee (Koichi Shiraishi) |
1391 | |
| 125. | inokawa () |
1382 | |
| 126. | Koras02 (kobiad_ros) |
1369 | |
| 127. | soutaro (Soutaro Matsumoto) |
1362 | |
| 128. | kazu-yamamoto (Kazu Yamamoto) |
1361 | |
| 129. | fa0311 (ふぁ) |
1352 | |
| 130. | Songmu (Masayuki Matsuki) |
1318 | |
| 131. | sideshowbarker () |
1298 | |
| 132. | shimbaco (Shimba, Koji) |
1297 | |
| 133. | JohnTitor (Yuki Okushi) |
1295 | |
| 134. | rmackay9 (Randy Mackay) |
1284 | |
| 135. | kitao (Takashi Kitao) |
1279 | |
| 136. | privatenumber (Hiroki Osame) |
1269 | |
| 137. | uzulla (uzulla / Junichi Ishida) |
1267 | |
| 138. | luadebug (Saikari) |
1262 | |
| 139. | sugyan (Yoshihiro Sugi) |
1254 | |
| 140. | lepture (Hsiaoming Yang) |
1244 | |
| 141. | ktoso (Konrad `ktoso` Malawski) |
1230 | |
| 142. | taichi-ishitani (Taichi Ishitani) |
1222 | |
| 143. | kaityo256 (Hiroshi Watanabe) |
1203 | |
| 144. | syohex (Shohei YOSHIDA) |
1198 | |
| 145. | davetang (Dave Tang) |
1185 | |
| 146. | 1amageek (1amageek) |
1166 | |
| 147. | yowatanabe (Yoshiyuki Watanabe) |
1163 | |
| 148. | andrewmd5 (Andrew Sampson) |
1156 | |
| 149. | fosskers (Colin Woodbury) |
1148 | |
| 150. | takahashim (Masayoshi Takahashi) |
1142 | |
| 151. | koron (MURAOKA Taro) |
1132 | |
| 152. | neka-nat (k-tanaka) |
1122 | |
| 153. | nuskey8 (Yusuke Nakada) |
1121 | |
| 154. | lhl (Leonard) |
1112 | |
| 155. | deepak1556 (Robo) |
1111 | |
| 156. | neuecc (Yoshifumi Kawai) |
1108 | |
| 157. | sorah (Sorah Fukumori) |
1080 | |
| 158. | qnighy (Masaki Hara) |
1073 | |
| 159. | msakai (Masahiro Sakai) |
1070 | |
| 160. | nateberkopec (Nate Berkopec) |
1061 | |
| 161. | skanehira (skanehira) |
1059 | |
| 162. | c-bata (c-bata) |
1048 | |
| 163. | nwiizo (nwiizo) |
1030 | |
| 164. | tatsuyafujisaki (Tatsuya Fujisaki) |
1030 | |
| 165. | bmf-san (Kenta Takeuchi) |
1022 | |
| 166. | shogo4405 (shogo4405) |
1021 | |
| 167. | RikuSato0 (blockify) |
1006 | |
| 168. | anuraaga (Anuraag (Rag) Agrawal) |
1006 | |
| 169. | aliceinwire (Arisu Tachibana) |
999 | |
| 170. | sotayamashita (Sam Yamashita) |
992 | |
| 171. | muukii (Hiroshi Kimura) |
991 | |
| 172. | pocke (Masataka Pocke Kuwabara) |
989 | |
| 173. | termoshtt (Toshiki Teramura) |
981 | |
| 174. | hatoo () |
978 | |
| 175. | nagadomi () |
978 | |
| 176. | piroor (YUKI "Piro" Hiroshi) |
972 | |
| 177. | mosuka (Minoru OSUKA) |
969 | |
| 178. | melpon (melpon) |
961 | |
| 179. | uezo (uezo) |
959 | |
| 180. | neet (Ryō Igarashi (五十嵐 涼)) |
957 | |
| 181. | masarakki (masarakki) |
956 | |
| 182. | reindex-ot (Re*Index. (ot_inc)) |
956 | |
| 183. | NicolasDorier (Nicolas Dorier) |
951 | |
| 184. | ninoseki (Manabu Niseki) |
950 | |
| 185. | sigma7863 (Sigma) |
948 | |
| 186. | babarot (Masaki ISHIYAMA) |
945 | |
| 187. | rui314 (Rui Ueyama) |
939 | |
| 188. | akinomyoga (Koichi Murase) |
936 | |
| 189. | kyamagu (Kota Yamaguchi) |
926 | |
| 190. | dee-shar (huok) |
924 | |
| 191. | fygar256 (Taisuke Maekawa) |
921 | |
| 192. | kurone-kito (Kuroné Kito (黒音キト)) |
917 | |
| 193. | conao3 (Naoya Yamashita) |
917 | |
| 194. | kazuho (Kazuho Oku) |
916 | |
| 195. | mayuki (Mayuki Sawatari) |
913 | |
| 196. | dvcrn (David) |
911 | |
| 197. | GOROman (GOROman) |
909 | |
| 198. | cosmo0920 (Hiroshi Hatake) |
904 | |
| 199. | mumoshu (Yusuke Kuoka) |
899 | |
| 200. | matanki-saito ((*`・∀・´*)) |
896 | |
| 201. | jmettraux (John Mettraux) |
887 | |
| 202. | martinheidegger (Martin Heidegger) |
886 | |
| 203. | at-wat (Atsushi Watanabe) |
886 | |
| 204. | wasabeef (Daichi Furiya) |
876 | |
| 205. | iAJue (阿珏) |
874 | |
| 206. | sosukesuzuki (SUZUKI Sosuke) |
873 | |
| 207. | kmizu (Kota Mizushima) |
856 | |
| 208. | s1204IT (Syuugo) |
855 | |
| 209. | philwo (Philipp Wollermann) |
851 | |
| 210. | zonuexe (USAMI Kenta) |
840 | |
| 211. | rinsuki (rinsuki) |
833 | |
| 212. | fukamachi (Eitaro Fukamachi) |
824 | |
| 213. | machida (machida) |
812 | |
| 214. | shirakaba (Jamie Birch) |
809 | |
| 215. | Kamesuta (Kamesuta) |
807 | |
| 216. | baku89 (Baku 麦) |
805 | |
| 217. | nicolas-raoul (Nicolas Raoul) |
802 | |
| 218. | XiaomingX (Y11) |
794 | |
| 219. | audreyfeldroy (Audrey M. Roy Greenfeld) |
782 | |
| 220. | lacolaco (Suguru Inatomi) |
780 | |
| 221. | szkkng (Kengo) |
764 | |
| 222. | willnet (Shinichi Maeshima) |
760 | |
| 223. | gfx (FUJI Goro) |
750 | |
| 224. | hrsh7th (hrsh7th) |
745 | |
| 225. | ryohey (ryohey) |
745 | |
| 226. | ykob (Yoichi Kobayashi) |
743 | |
| 227. | ryo8000 (Ryo Hasegawa) |
743 | |
| 228. | mapconcierge (Taichi FURUHASHI) |
742 | |
| 229. | sumimakito (Makito) |
741 | |
| 230. | alvarobartt (Alvaro Bartolome) |
739 | |
| 231. | mattatz (Masatatsu Nakamura) |
737 | |
| 232. | cordx56 (Yuki Okamoto) |
727 | |
| 233. | onevcat (Wei Wang) |
722 | |
| 234. | AchrafReyani (Achraf) |
721 | |
| 235. | saki4510t (saki) |
707 | |
| 236. | konn (Hiromi Ishii) |
703 | |
| 237. | hiroppy (Yuta Hiroto) |
698 | |
| 238. | wkentaro (Kentaro Wada) |
696 | |
| 239. | planetchili (chili) |
693 | |
| 240. | hadashiA (hadashiA) |
692 | |
| 241. | Saqoosha (Saqoosha) |
690 | |
| 242. | miurla (Yoshiki Miura) |
690 | |
| 243. | tanaikech (Kanshi TANAIKE) |
684 | |
| 244. | repeatedly (Masahiro Nakagawa) |
680 | |
| 245. | lovyan03 (lovyan03) |
676 | |
| 246. | nakasyou (Shotaro Nakamura) |
656 | |
| 247. | stomita (Shinichi Tomita) |
655 | |
| 248. | icoxfog417 (Takahiro Kubo) |
644 | |
| 249. | rakshasa (Jari Sundell) |
641 | |
| 250. | Cloudef (Jari Vetoniemi) |
631 | |
| 251. | nuta (Seiya Nuta) |
631 | |
| 252. | archseer (Blaž Hrastnik) |
631 | |
| 253. | Reputeless (Ryo Suzuki) |
625 | |
| 254. | udzura (Kondo Uchio) |
625 | |
| 255. | kozo2 (Kozo Nishida) |
623 | |
| 256. | wadackel (tsuyoshi wada) |
619 |
| Rank | Organization | Members |
|---|---|---|
| 1. | ruby | 8 |
| 2. | vim-jp | 6 |
| 3. | emacs-jp | 5 |
| 4. | oss-gate | 5 |
| 5. | web-platform-tests | 4 |
| 6. | groonga | 4 |
| 7. | epicgames | 4 |
| 8. | ruby-no-kai | 4 |
| 9. | asakusarb | 4 |
| 10. | cpprefjp | 4 |