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/cities can be found here.
This list was generated at 2026-04-06 02:40:14.734958169 +0000 UTC m=+497.092939043.
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 contributions for each user (public & private). There are 133320 total users in the region and you need at least 217 followers to be on this list.
| Rank | User | Contribs | Picture |
|---|---|---|---|
| 1. | bannzai (bannzai) |
98214 | |
| 2. | kishikawakatsumi (Kishikawa Katsumi) |
39342 | |
| 3. | baba-s (baba_s) |
30058 | |
| 4. | yuiseki (yuiseki) |
19668 | |
| 5. | Songmu (Masayuki Matsuki) |
16755 | |
| 6. | shinh (Shinichiro Hamaji) |
15053 | |
| 7. | winebarrel (Genki Sugawara) |
14571 | |
| 8. | manman4 (manman4) |
14569 | |
| 9. | amachang (Hitoshi Amano) |
14559 | |
| 10. | Coordinate-Cat (Ocat) |
14228 | |
| 11. | unhappychoice (Yuji Ueki) |
14138 | |
| 12. | dev-yakuza (DeKu) |
13945 | |
| 13. | tokuhirom (Tokuhiro Matsuno) |
13446 | |
| 14. | mizchi (Kotaro Chikuba) |
13424 | |
| 15. | j5ik2o (Junichi Kato) |
13089 | |
| 16. | terasakisatoshi (Satoshi Terasaki) |
13025 | |
| 17. | siketyan (Naoki Ikeguchi) |
12980 | |
| 18. | sapphi-red (翠) |
12938 | |
| 19. | suzuki-shunsuke (Shunsuke Suzuki) |
12613 | |
| 20. | babarot (Masaki ISHIYAMA) |
12195 | |
| 21. | sile (Takeru Ohta) |
11289 | |
| 22. | coliff (Christian Oliff) |
11186 | |
| 23. | fumiya-kume (kuu(Fumiya Kume)) |
11175 | |
| 24. | saltyshiomix (Shiono Yoshihide) |
11140 | |
| 25. | guitarrapc (Ikiru Yoshizaki) |
9848 | |
| 26. | houko (Evan) |
9744 | |
| 27. | sue445 (Go Sueyoshi) |
8975 | |
| 28. | ashryanbeats (Ash Ryan Arnwine) |
8522 | |
| 29. | mizzy (Gosuke Miyashita) |
8480 | |
| 30. | seanchas116 (Ryohei Ikegami) |
8299 | |
| 31. | YumNumm (Ryotaro Onoue) |
7962 | |
| 32. | cpojer (Christoph Nakazawa) |
7960 | |
| 33. | ryota-murakami (Ryota Murakami) |
7894 | |
| 34. | yanorei32 (Ray Yano | あねてあ) |
7892 | |
| 35. | bokuweb (bokuweb) |
7820 | |
| 36. | sksat (sksat) |
7804 | |
| 37. | lambdalisue (Λlisue) |
7710 | |
| 38. | spinute (Pin) |
7621 | |
| 39. | tkoyama010 (Tetsuo Koyama) |
7511 | |
| 40. | vvakame (Masahiro Wakame) |
7417 | |
| 41. | yshrsmz (Yasuhiro SHIMIZU) |
7295 | |
| 42. | xuwei-k (kenji yoshida) |
7140 | |
| 43. | takahirom (Takahiro Menju) |
7091 | |
| 44. | dvcrn (David) |
7065 | |
| 45. | shogo82148 (ICHINOSE Shogo) |
7008 | |
| 46. | miyako (Keisuke Miyako) |
6912 | |
| 47. | hsbt (Hiroshi SHIBATA) |
6853 | |
| 48. | azu (azu) |
6804 | |
| 49. | privatenumber (Hiroki Osame) |
6652 | |
| 50. | kenn (Kenn Ejima) |
6545 | |
| 51. | harupy (Harutaka Kawamura) |
6485 | |
| 52. | taiki-e (Taiki Endo) |
6484 | |
| 53. | hhatto (Hideo Hattori) |
6417 | |
| 54. | mika-f (MOCHIZUKI Kanon) |
6241 | |
| 55. | yasulab (Yohei Yasukawa) |
6237 | |
| 56. | wadackel (tsuyoshi wada) |
6124 | |
| 57. | ianlewis (Ian Lewis) |
6096 | |
| 58. | tekezo (Takayama Fumihiko) |
6059 | |
| 59. | yamadashy (Kazuki Yamada) |
6035 | |
| 60. | yug1224 (Yuji Yamaguchi) |
5901 | |
| 61. | sxzz (Kevin Deng) |
5896 | |
| 62. | Him188 (Him188) |
5874 | |
| 63. | k1LoW (Ken’ichiro Oyama) |
5793 | |
| 64. | fukayatsu (Atsuo Fukaya) |
5771 | |
| 65. | kyubuns (kyubuns) |
5755 | |
| 66. | hakuturu583 (Masaya Kataoka) |
5643 | |
| 67. | koriym (Akihito Koriyama) |
5550 | |
| 68. | hajimehoshi (Hajime Hoshi) |
5545 | |
| 69. | yuki-kimoto (Yuki Kimoto) |
5483 | |
| 70. | Saqoosha (Saqoosha) |
5472 | |
| 71. | catnose99 (catnose) |
5451 | |
| 72. | fukamachi (Eitaro Fukamachi) |
5363 | |
| 73. | Naturalclar (Jesse Katsumata) |
5353 | |
| 74. | rjyo (Jo) |
5322 | |
| 75. | ogaclejapan (ogaclejapan) |
5311 | |
| 76. | anchan828 (Keigo Ando) |
5309 | |
| 77. | hakatashi (Koki Takahashi) |
5226 | |
| 78. | onevcat (Wei Wang) |
5226 | |
| 79. | cxxxr (cxxxr) |
5192 | |
| 80. | lhl (Leonard) |
5158 | |
| 81. | dennybritz (Denny Britz) |
5147 | |
| 82. | r-plus (r-plus) |
5102 | |
| 83. | ngs (Atsushi NAGASE) |
5082 | |
| 84. | mattatz (Masatatsu Nakamura) |
5063 | |
| 85. | hi-ogawa (Hiroshi Ogawa) |
5054 | |
| 86. | syumai (syumai) |
5053 | |
| 87. | peppy (Dean Herbert) |
4888 | |
| 88. | EdamAme-x (EdamAmex) |
4874 | |
| 89. | seratch (Kazuhiro Sera) |
4781 | |
| 90. | kou (Sutou Kouhei) |
4766 | |
| 91. | AkihiroSuda (Akihiro Suda) |
4764 | |
| 92. | TakuSemba (TakuSemba) |
4755 | |
| 93. | bobbens (Edgar Simo-Serra) |
4748 | |
| 94. | himkt (himkt) |
4738 | |
| 95. | Hiroshiba (Hiroshiba) |
4723 | |
| 96. | ursm (Keita Urashima) |
4570 | |
| 97. | XiaomingX (Y11) |
4519 | |
| 98. | 1amageek (1amageek) |
4491 | |
| 99. | rikusato0 (Riku Sato) |
4328 | |
| 100. | nateberkopec (Nate Berkopec) |
4282 | |
| 101. | sobri909 (Matt Greenfield) |
4263 | |
| 102. | Yesterday17 (Yesterday17) |
4259 | |
| 103. | otiai10 (Hiromu OCHIAI) |
4250 | |
| 104. | anatawa12 (anatawa12) |
4239 | |
| 105. | superbrothers (Kazuki Suda) |
4230 | |
| 106. | hideakitai (Hideaki Tai) |
4171 | |
| 107. | magurotuna (Yusuke Tanaka) |
4134 | |
| 108. | MagicalTux (Mark Karpelès) |
4096 | |
| 109. | inokawa () |
4030 | |
| 110. | IloveNooodles (Muhammad Garebaldhie Er Rahman) |
3960 | |
| 111. | peaceiris (Shohei Ueda) |
3947 | |
| 112. | edom18 (edo) |
3909 | |
| 113. | ykzts (Yamagishi Kazutoshi) |
3887 | |
| 114. | ubugeeei (ubugeeei) |
3842 | |
| 115. | sotarok (Sotaro Karasawa) |
3839 | |
| 116. | dolphin-wood (Daofeng Wu) |
3819 | |
| 117. | JohnTitor (Yuki Okushi) |
3760 | |
| 118. | PINTO0309 (Katsuya Hyodo) |
3754 | |
| 119. | waylandzhang (WAYLAND ZHANG) |
3747 | |
| 120. | zchee (Koichi Shiraishi) |
3746 | |
| 121. | hotchpotch (Yuichi Tateno (secon)) |
3734 | |
| 122. | LISA-KOREA (Lisa ) |
3731 | |
| 123. | lacolaco (Suguru Inatomi) |
3722 | |
| 124. | k0i (k0i) |
3690 | |
| 125. | toastkidjp (Toast kid) |
3675 | |
| 126. | halogenandtoast (Matthew Mongeau) |
3668 | |
| 127. | deatiger (deatiger) |
3654 | |
| 128. | nghialv (nghialv) |
3562 | |
| 129. | glassesfactory (YAMAGUCHI EIKICHI) |
3560 | |
| 130. | yuwata (Yu Watanabe) |
3550 | |
| 131. | ksoichiro (Soichiro Kashima) |
3546 | |
| 132. | guo-yu (Guo Yu) |
3536 | |
| 133. | nov (Nov Matake) |
3536 | |
| 134. | wkentaro (Kentaro Wada) |
3516 | |
| 135. | sanposhiho (Kensei Nakada) |
3508 | |
| 136. | sevenc-nanashi (Nanashi.) |
3495 | |
| 137. | kitak (Keisuke KITA) |
3491 | |
| 138. | GalvinGao (GalvinGao) |
3462 | |
| 139. | drakeet (Drakeet) |
3437 | |
| 140. | wasabeef (Daichi Furiya) |
3400 | |
| 141. | AAkira (Akira Aratani) |
3395 | |
| 142. | fa0311 (ふぁ) |
3388 | |
| 143. | making (Toshiaki Maki) |
3381 | |
| 144. | yhatt (Yuki Hattori) |
3379 | |
| 145. | shirakaba (Jamie Birch) |
3336 | |
| 146. | tokorom (tokorom) |
3329 | |
| 147. | sorairolake (Shun Sakai) |
3326 | |
| 148. | shu223 (Shuichi Tsutsumi) |
3326 | |
| 149. | mesqueeb (Luca Ban) |
3315 | |
| 150. | ryohey (ryohey) |
3312 | |
| 151. | sgr-ksmt (Suguru Kishimoto) |
3295 | |
| 152. | uribo (Shinya Uryu) |
3287 | |
| 153. | motemen (Hironao OTSUBO) |
3287 | |
| 154. | akameco (akameco) |
3282 | |
| 155. | hrsh7th (hrsh7th) |
3279 | |
| 156. | eiel (HIMURA Tomohiko) |
3279 | |
| 157. | uzulla (uzulla / Junichi Ishida) |
3260 | |
| 158. | sorah (Sorah Fukumori) |
3228 | |
| 159. | MITSUHIRO-KURIKI (K.Mitsuhiro) |
3227 | |
| 160. | nobu (Nobuyoshi Nakada) |
3218 | |
| 161. | udzura (Kondo Uchio) |
3199 | |
| 162. | pmq20 (Minqi Pan) |
3192 | |
| 163. | mattn (mattn) |
3176 | |
| 164. | haya14busa (haya14busa) |
3174 | |
| 165. | amatsuda (Akira Matsuda) |
3165 | |
| 166. | miya0001 (Takayuki Miyauchi) |
3154 | |
| 167. | muukii (Hiroshi Kimura) |
3147 | |
| 168. | hoothin () |
3142 | |
| 169. | aviatesk (Shuhei Kadowaki) |
3137 | |
| 170. | baku89 (Baku Hashimoto) |
3120 | |
| 171. | summerwind (Moto Ishizawa) |
3110 | |
| 172. | hiroppy (Yuta Hiroto) |
3107 | |
| 173. | fujiwara (FUJIWARA Shunichiro) |
3094 | |
| 174. | kadamwhite (K Adam White) |
3089 | |
| 175. | kazupon (kazuya kawaguchi) |
3083 | |
| 176. | koxudaxi (Koudai Aono) |
3078 | |
| 177. | Saul-Mirone (Mirone) |
3067 | |
| 178. | mirakui (Issei Naruta) |
3058 | |
| 179. | gkjohnson (Garrett Johnson) |
3042 | |
| 180. | Jannchie (Jianqi Pan) |
3038 | |
| 181. | masuidrive (Yuichiro MASUI) |
3003 | |
| 182. | eltociear (Ikko Eltociear Ashimine) |
2984 | |
| 183. | lukas-reineke (Lukas Reineke) |
2944 | |
| 184. | kmizu (Kota Mizushima) |
2943 | |
| 185. | Code-Hex (Kei Kamikawa) |
2930 | |
| 186. | smorimoto (Sora Morimoto) |
2923 | |
| 187. | rsasaki0109 (rsasaki0109) |
2885 | |
| 188. | mpyw (mpyw) |
2879 | |
| 189. | norbusan (Norbert Preining) |
2861 | |
| 190. | tatsuhiro-t (Tatsuhiro Tsujikawa) |
2847 | |
| 191. | yutkat (Yuta Katayama) |
2818 | |
| 192. | whitphx (Yuichiro Tachibana (Tsuchiya)) |
2817 | |
| 193. | acgotaku (雪月秋水) |
2812 | |
| 194. | k-takeuchi220 (Katsushi Takeuchi) |
2812 | |
| 195. | dahatake (Daiyu Hatakeyama) |
2805 | |
| 196. | yoshiko-pg (yoshiko) |
2801 | |
| 197. | kboy-silvergym (Kei Fujikawa) |
2800 | |
| 198. | mashharuki (Haruki Kondo) |
2798 | |
| 199. | conao3 (Naoya Yamashita) |
2790 | |
| 200. | jfbastien (JF Bastien) |
2787 | |
| 201. | asukaminato0721 (Asuka Minato) |
2770 | |
| 202. | shuiRong (shuirong) |
2770 | |
| 203. | sachaos (Takumasa Sakao) |
2736 | |
| 204. | Kazuhito00 (KazuhitoTakahashi) |
2734 | |
| 205. | heestand-xyz (Anton Heestand) |
2724 | |
| 206. | moznion (moznion) |
2715 | |
| 207. | hoochanlon (123456) |
2705 | |
| 208. | nwiizo (nwiizo) |
2686 | |
| 209. | hayatoito (Hayato Ito) |
2663 | |
| 210. | gfx (FUJI Goro) |
2660 | |
| 211. | marty-suzuki (Taiki Suzuki) |
2653 | |
| 212. | Kei18 (Keisuke Okumura) |
2635 | |
| 213. | Layzie (HIRAKI Satoru) |
2617 | |
| 214. | kevinzhow (Kevin) |
2613 | |
| 215. | shin1x1 (Masashi Shinbara) |
2600 | |
| 216. | coord-e (Hiromi Ogawa) |
2598 | |
| 217. | sigma7863 (Sigma) |
2593 | |
| 218. | c-bata (c-bata) |
2580 | |
| 219. | lestrrat (lestrrat) |
2579 | |
| 220. | miurahr (Hiroshi Miura) |
2568 | |
| 221. | breezewish (Wish) |
2544 | |
| 222. | T-Kuhn (Tobias Kuhn) |
2517 | |
| 223. | RobertTLange (Robert Tjarko Lange) |
2513 | |
| 224. | minaminao (minaminao) |
2495 | |
| 225. | xeodou (xeodou) |
2478 | |
| 226. | trust-delta (trust-delta) |
2458 | |
| 227. | davetang (Dave Tang) |
2448 | |
| 228. | yowatanabe (Yoshiyuki Watanabe) |
2415 | |
| 229. | h6ah4i (Haruki Hasegawa) |
2411 | |
| 230. | komagata (Masaki Komagata) |
2406 | |
| 231. | watilde (Daijiro Wachi) |
2403 | |
| 232. | fujitatomoya (Tomoya Fujita) |
2399 | |
| 233. | fosskers (Colin Woodbury) |
2358 | |
| 234. | john-rocky (Daisuke Majima) |
2358 | |
| 235. | mcgoon (van) |
2351 | |
| 236. | dalance (Naoya Hatta) |
2334 | |
| 237. | Watson1978 (Shizuo Fujita) |
2322 | |
| 238. | masarakki (masarakki) |
2314 | |
| 239. | at-wat (Atsushi Watanabe) |
2307 | |
| 240. | neka-nat (k-tanaka) |
2259 | |
| 241. | shimbaco (Shimba, Koji) |
2210 | |
| 242. | tmori (Takashi Mori) |
2200 | |
| 243. | m3m0r7 (memory) |
2198 | |
| 244. | tarunon (tarunon) |
2175 | |
| 245. | keijiro (Keijiro Takahashi) |
2173 | |
| 246. | tigercosmos (Liu, An-Chi) |
2157 | |
| 247. | kamipo (Ryuta Kamizono) |
2121 | |
| 248. | mayuki (Mayuki Sawatari) |
2120 | |
| 249. | ninoseki (Manabu Niseki) |
2120 | |
| 250. | konn (Hiromi Ishii) |
2116 | |
| 251. | pocke (Masataka Pocke Kuwabara) |
2115 | |
| 252. | kurone-kito (Kuroné Kito (黒音キト)) |
2113 | |
| 253. | rinsuki (rinsuki) |
2108 | |
| 254. | Reputeless (Ryo Suzuki) |
2104 | |
| 255. | mopemope (Yutaka Matsubara) |
2102 | |
| 256. | atsushieno (Atsushi Eno) |
2100 |
| Rank | Organization | Members |
|---|---|---|
| 1. | potatotips | 7 |
| 2. | ruby | 6 |
| 3. | epicgames | 6 |
| 4. | ukigumo | 4 |
| 5. | isucon | 4 |
| 6. | perl-users-jp | 4 |
| 7. | pfnet | 4 |
| 8. | reviewdog | 4 |
| 9. | oss-gate | 4 |
| 10. | vim-jp | 4 |