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 2026-05-07 08:55:45 +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 contributions for each user (public & private). There are 133147 total users in the region and you need at least 198 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_private/USERNAME)
For organizations, you need to use a slightly different markup:
[](https://org-badge.committers.top/japan_private/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) |
100320 | |
| 2. | kishikawakatsumi (Kishikawa Katsumi) |
40918 | |
| 3. | baba-s (baba_s) |
25939 | |
| 4. | yuiseki (yuiseki) |
20912 | |
| 5. | Songmu (Masayuki Matsuki) |
17778 | |
| 6. | shinh (Shinichiro Hamaji) |
17671 | |
| 7. | unhappychoice (Yuji Ueki) |
17435 | |
| 8. | mizchi (Kotaro Chikuba) |
16646 | |
| 9. | dev-yakuza (DeKu) |
15526 | |
| 10. | amachang (Hitoshi Amano) |
15414 | |
| 11. | Coordinate-Cat (Ocat) |
15128 | |
| 12. | manman4 (manman4) |
14934 | |
| 13. | winebarrel (Genki Sugawara) |
14887 | |
| 14. | houko (Evan) |
14192 | |
| 15. | tokuhirom (Tokuhiro Matsuno) |
14040 | |
| 16. | fumiya-kume (kuu(Fumiya Kume)) |
13769 | |
| 17. | j5ik2o (Junichi Kato) |
13671 | |
| 18. | babarot (Masaki ISHIYAMA) |
13631 | |
| 19. | terasakisatoshi (Satoshi Terasaki) |
13408 | |
| 20. | siketyan (Naoki Ikeguchi) |
12976 | |
| 21. | suzuki-shunsuke (Shunsuke Suzuki) |
11935 | |
| 22. | mizzy (Gosuke Miyashita) |
11793 | |
| 23. | saltyshiomix (Shiono Yoshihide) |
11671 | |
| 24. | coliff (Christian Oliff) |
11463 | |
| 25. | sile (Takeru Ohta) |
11060 | |
| 26. | MagicalTux (Mark Karpelès) |
10478 | |
| 27. | guitarrapc (Ikiru Yoshizaki) |
9981 | |
| 28. | YumNumm (Ryotaro Onoue) |
9899 | |
| 29. | sapphi-red (翠) |
9898 | |
| 30. | lhl (Leonard) |
9808 | |
| 31. | bokuweb (bokuweb) |
9455 | |
| 32. | sue445 (Go Sueyoshi) |
9148 | |
| 33. | spinute (Pin) |
9063 | |
| 34. | sksat (sksat) |
9033 | |
| 35. | ashryanbeats (Ash Ryan Arnwine) |
8931 | |
| 36. | seanchas116 (Ryohei Ikegami) |
8637 | |
| 37. | xuwei-k (kenji yoshida) |
8197 | |
| 38. | harupy (Harutaka Kawamura) |
8189 | |
| 39. | ryota-murakami (Ryota Murakami) |
8070 | |
| 40. | lambdalisue (Λlisue) |
8031 | |
| 41. | yanorei32 (Ray Yano | あねてあ) |
7924 | |
| 42. | yshrsmz (Yasuhiro SHIMIZU) |
7854 | |
| 43. | privatenumber (Hiroki Osame) |
7806 | |
| 44. | fukamachi (Eitaro Fukamachi) |
7754 | |
| 45. | touyou (Fujii Yosuke) |
7739 | |
| 46. | vvakame (Masahiro Wakame) |
7570 | |
| 47. | hsbt (Hiroshi SHIBATA) |
7390 | |
| 48. | shogo82148 (ICHINOSE Shogo) |
7288 | |
| 49. | tekezo (Takayama Fumihiko) |
7266 | |
| 50. | tkoyama010 (Tetsuo Koyama) |
7227 | |
| 51. | takahirom (Takahiro Menju) |
7210 | |
| 52. | taiki-e (Taiki Endo) |
7165 | |
| 53. | wadackel (tsuyoshi wada) |
7120 | |
| 54. | nateberkopec (Nate Berkopec) |
7095 | |
| 55. | anchan828 (Keigo Ando) |
7015 | |
| 56. | azu (azu) |
6974 | |
| 57. | rsasaki0109 (rsasaki0109) |
6945 | |
| 58. | kenn (Kenn Ejima) |
6944 | |
| 59. | miyako (Keisuke Miyako) |
6716 | |
| 60. | yamadashy (Kazuki Yamada) |
6632 | |
| 61. | dvcrn (David) |
6522 | |
| 62. | hhatto (Hideo Hattori) |
6497 | |
| 63. | fukayatsu (Atsuo Fukaya) |
6485 | |
| 64. | k1LoW (Ken’ichiro Oyama) |
6476 | |
| 65. | ianlewis (Ian Lewis) |
6451 | |
| 66. | mika-f (MOCHIZUKI Kanon) |
6430 | |
| 67. | koriym (Akihito Koriyama) |
6316 | |
| 68. | yug1224 (Yuji Yamaguchi) |
6282 | |
| 69. | yasulab (Yohei Yasukawa) |
6275 | |
| 70. | susieyy (yohei sugigami) |
6079 | |
| 71. | Saqoosha (Saqoosha) |
6000 | |
| 72. | rjyo (Jo) |
5965 | |
| 73. | champierre (Junya Ishihara) |
5842 | |
| 74. | hakatashi (Koki Takahashi) |
5827 | |
| 75. | EdamAme-x (EdamAmex) |
5705 | |
| 76. | yuki-kimoto (Yuki Kimoto) |
5701 | |
| 77. | otiai10 (Hiromu OCHIAI) |
5644 | |
| 78. | hakuturu583 (Masaya Kataoka) |
5630 | |
| 79. | catnose99 (catnose) |
5606 | |
| 80. | mattatz (Masatatsu Nakamura) |
5577 | |
| 81. | hajimehoshi (Hajime Hoshi) |
5568 | |
| 82. | sxzz (Kevin Deng) |
5540 | |
| 83. | kyubuns (kyubuns) |
5528 | |
| 84. | sobri909 (Matt Greenfield) |
5495 | |
| 85. | seratch (Kazuhiro Sera) |
5482 | |
| 86. | ogaclejapan (ogaclejapan) |
5450 | |
| 87. | Him188 (Him188) |
5443 | |
| 88. | XiaomingX (Y11) |
5422 | |
| 89. | ngs (Atsushi NAGASE) |
5365 | |
| 90. | himkt (himkt) |
5305 | |
| 91. | cxxxr (cxxxr) |
5296 | |
| 92. | mogaming217 (moga) |
5228 | |
| 93. | ursm (Keita Urashima) |
5196 | |
| 94. | r-plus (r-plus) |
5112 | |
| 95. | hi-ogawa (Hiroshi Ogawa) |
5107 | |
| 96. | juno (Junya Ogura) |
5084 | |
| 97. | dennybritz (Denny Britz) |
5040 | |
| 98. | Hiroshiba (Hiroshiba) |
5011 | |
| 99. | edom18 (edo) |
5007 | |
| 100. | 1amageek (1amageek) |
4950 | |
| 101. | TakuSemba (TakuSemba) |
4775 | |
| 102. | waylandzhang (WAYLAND ZHANG) |
4768 | |
| 103. | peppy (Dean Herbert) |
4761 | |
| 104. | ryotarai (Ryota Arai) |
4748 | |
| 105. | guo-yu (Guo Yu) |
4661 | |
| 106. | kou (Sutou Kouhei) |
4622 | |
| 107. | AkihiroSuda (Akihiro Suda) |
4621 | |
| 108. | tk0miya (Takeshi KOMIYA) |
4620 | |
| 109. | sotarok (Sotaro Karasawa) |
4620 | |
| 110. | bmf-san (Kenta Takeuchi) |
4583 | |
| 111. | hideakitai (Hideaki Tai) |
4539 | |
| 112. | syumai (syumai) |
4535 | |
| 113. | rikusato0 (Riku Sato) |
4477 | |
| 114. | kexi (Kei Nakayama) |
4466 | |
| 115. | Yesterday17 (Yesterday17) |
4452 | |
| 116. | anatawa12 (anatawa12) |
4441 | |
| 117. | shu223 (Shuichi Tsutsumi) |
4436 | |
| 118. | cpojer (Christoph Nakazawa) |
4425 | |
| 119. | JohnTitor (Yuki Okushi) |
4403 | |
| 120. | europanite (europanite) |
4403 | |
| 121. | bobbens (Edgar Simo-Serra) |
4396 | |
| 122. | onevcat (Wei Wang) |
4361 | |
| 123. | hirokidaichi (hirokidaichi) |
4325 | |
| 124. | lestrrat (lestrrat) |
4321 | |
| 125. | superbrothers (Kazuki Suda) |
4305 | |
| 126. | akiomik (Akiomi KAMAKURA) |
4251 | |
| 127. | hotchpotch (Yuichi Tateno (secon)) |
4207 | |
| 128. | breezewish (Wish) |
4198 | |
| 129. | wkentaro (Kentaro Wada) |
4190 | |
| 130. | mesqueeb (Luca Ban) |
4163 | |
| 131. | ubugeeei (ubugeeei) |
4159 | |
| 132. | wasabeef (Daichi Furiya) |
4157 | |
| 133. | IloveNooodles (Muhammad Garebaldhie Er Rahman) |
4131 | |
| 134. | peaceiris (Shohei Ueda) |
4124 | |
| 135. | iebb (ieb) |
4123 | |
| 136. | ykzts (Yamagishi Kazutoshi) |
4092 | |
| 137. | inokawa () |
4073 | |
| 138. | ksoichiro (Soichiro Kashima) |
4058 | |
| 139. | magurotuna (Yusuke Tanaka) |
4052 | |
| 140. | jfbastien (JF Bastien) |
4049 | |
| 141. | GalvinGao (GalvinGao) |
4035 | |
| 142. | lacolaco (Suguru Inatomi) |
4021 | |
| 143. | zchee (Koichi Shiraishi) |
3989 | |
| 144. | timakin (Seiji Takahashi) |
3985 | |
| 145. | deatiger (deatiger) |
3975 | |
| 146. | rosylilly (Sho Kusano) |
3939 | |
| 147. | Naturalclar (Jesse Katsumata) |
3926 | |
| 148. | eiel (HIMURA Tomohiko) |
3922 | |
| 149. | dolphin-wood (Daofeng Wu) |
3859 | |
| 150. | halogenandtoast (Matthew Mongeau) |
3790 | |
| 151. | akameco (akameco) |
3783 | |
| 152. | PINTO0309 (Katsuya Hyodo) |
3780 | |
| 153. | sevenc-nanashi (Nanashi.) |
3779 | |
| 154. | Code-Hex (Kei Kamikawa) |
3776 | |
| 155. | toshimaru (Toshimaru) |
3768 | |
| 156. | k0i (k0i) |
3760 | |
| 157. | john-rocky (Daisuke Majima) |
3720 | |
| 158. | toastkidjp (Toast kid) |
3708 | |
| 159. | k-takeuchi220 (Katsushi Takeuchi) |
3703 | |
| 160. | nov (Nov Matake) |
3698 | |
| 161. | mattn (mattn) |
3677 | |
| 162. | nwiizo (nwiizo) |
3677 | |
| 163. | miya0001 (Takayuki Miyauchi) |
3669 | |
| 164. | masuidrive (Yuichiro MASUI) |
3618 | |
| 165. | RobertTLange (Robert Tjarko Lange) |
3557 | |
| 166. | shirakaba (Jamie Birch) |
3546 | |
| 167. | LISA-KOREA (Lisa ) |
3540 | |
| 168. | tokorom (tokorom) |
3532 | |
| 169. | sgr-ksmt (Suguru Kishimoto) |
3531 | |
| 170. | baku89 (Baku Hashimoto) |
3525 | |
| 171. | nghialv (nghialv) |
3510 | |
| 172. | kmizu (Kota Mizushima) |
3489 | |
| 173. | trust-delta (trust-delta) |
3476 | |
| 174. | MITSUHIRO-KURIKI (K.Mitsuhiro) |
3467 | |
| 175. | AAkira (Akira Aratani) |
3446 | |
| 176. | ochyai (Yoichi OCHIAI) |
3436 | |
| 177. | morizotter (Morita Naoki) |
3427 | |
| 178. | kurone-kito (Kuroné Kito (黒音キト)) |
3413 | |
| 179. | Jannchie (Jianqi Pan) |
3407 | |
| 180. | fujiwara (FUJIWARA Shunichiro) |
3399 | |
| 181. | pmq20 (Minqi Pan) |
3394 | |
| 182. | kitak (Keisuke KITA) |
3392 | |
| 183. | yhatt (Yuki Hattori) |
3390 | |
| 184. | hiroppy (Yuta Hiroto) |
3382 | |
| 185. | halsk (Hal Seki) |
3376 | |
| 186. | asukaminato0721 (Asuka Minato) |
3353 | |
| 187. | sorairolake (Shun Sakai) |
3331 | |
| 188. | gfx (FUJI Goro) |
3298 | |
| 189. | aviatesk (Shuhei Kadowaki) |
3288 | |
| 190. | sorah (Sorah Fukumori) |
3277 | |
| 191. | making (Toshiaki Maki) |
3266 | |
| 192. | fa0311 (ふぁ) |
3265 | |
| 193. | udzura (Kondo Uchio) |
3261 | |
| 194. | motemen (Hironao OTSUBO) |
3255 | |
| 195. | nobu (Nobuyoshi Nakada) |
3248 | |
| 196. | drakeet (Drakeet) |
3243 | |
| 197. | glassesfactory (YAMAGUCHI EIKICHI) |
3225 | |
| 198. | miurahr (Hiroshi Miura) |
3218 | |
| 199. | muukii (Hiroshi Kimura) |
3214 | |
| 200. | amatsuda (Akira Matsuda) |
3209 | |
| 201. | koxudaxi (Koudai Aono) |
3195 | |
| 202. | mirakui (Issei Naruta) |
3174 | |
| 203. | conao3 (Naoya Yamashita) |
3165 | |
| 204. | hrsh7th (hrsh7th) |
3153 | |
| 205. | kjj6198 (Kalan) |
3141 | |
| 206. | kadamwhite (K Adam White) |
3131 | |
| 207. | hoothin () |
3127 | |
| 208. | ryohey (ryohey) |
3114 | |
| 209. | ucan-lab (ucan-lab) |
3112 | |
| 210. | kazupon (kazuya kawaguchi) |
3110 | |
| 211. | summerwind (Moto Ishizawa) |
3100 | |
| 212. | tatsuhiro-t (Tatsuhiro Tsujikawa) |
3050 | |
| 213. | p-x9 () |
3042 | |
| 214. | mashharuki (Haruki Kondo) |
3021 | |
| 215. | c-bata (c-bata) |
3016 | |
| 216. | mpyw (mpyw) |
3004 | |
| 217. | gkjohnson (Garrett Johnson) |
3004 | |
| 218. | dalance (Naoya Hatta) |
2995 | |
| 219. | whitphx (Yuichiro Tachibana (Tsuchiya)) |
2960 | |
| 220. | sigma7863 (Sigma) |
2927 | |
| 221. | smorimoto (Sora Morimoto) |
2918 | |
| 222. | norbusan (Norbert Preining) |
2917 | |
| 223. | lukas-reineke (Lukas Reineke) |
2916 | |
| 224. | sanposhiho (Kensei Nakada) |
2889 | |
| 225. | Saul-Mirone (Mirone) |
2875 | |
| 226. | sachaos (Takumasa Sakao) |
2869 | |
| 227. | Kei18 (Keisuke Okumura) |
2867 | |
| 228. | ThaddeusJiang (天海 原 / AMAMI Hara) |
2866 | |
| 229. | eltociear (Ikko Eltociear Ashimine) |
2863 | |
| 230. | fuyu77 (Kosuke Adachi) |
2845 | |
| 231. | acgotaku (雪月秋水) |
2840 | |
| 232. | minaminao (minaminao) |
2835 | |
| 233. | uzulla (uzulla / Junichi Ishida) |
2797 | |
| 234. | hayatoito (Hayato Ito) |
2789 | |
| 235. | yutkat (Yuta Katayama) |
2787 | |
| 236. | hoochanlon (123456) |
2782 | |
| 237. | keijiro (Keijiro Takahashi) |
2775 | |
| 238. | davetang (Dave Tang) |
2769 | |
| 239. | shin1x1 (Masashi Shinbara) |
2757 | |
| 240. | heestand-xyz (Anton Heestand) |
2753 | |
| 241. | kboy-silvergym (Kei Fujikawa) |
2752 | |
| 242. | mayuki (Mayuki Sawatari) |
2751 | |
| 243. | Kazuhito00 (KazuhitoTakahashi) |
2750 | |
| 244. | xeodou (xeodou) |
2742 | |
| 245. | haya14busa (haya14busa) |
2742 | |
| 246. | marty-suzuki (Taiki Suzuki) |
2731 | |
| 247. | Layzie (HIRAKI Satoru) |
2724 | |
| 248. | moznion (moznion) |
2710 | |
| 249. | m3m0r7 (memory) |
2681 | |
| 250. | T-Kuhn (Tobias Kuhn) |
2678 | |
| 251. | matz (Yukihiro "Matz" Matsumoto) |
2677 | |
| 252. | Watson1978 (Shizuo Fujita) |
2666 | |
| 253. | taea (taea) |
2650 | |
| 254. | shuiRong (shuirong) |
2647 | |
| 255. | TranBaVinhSon (Tran B. V. Son) |
2621 | |
| 256. | haqishen (haqishen) |
2596 |
| Rank | Organization | Members |
|---|---|---|
| 1. | potatotips | 7 |
| 2. | epicgames | 6 |
| 3. | asakusarb | 5 |
| 4. | ruby | 5 |
| 5. | sinsai | 4 |
| 6. | ukigumo | 4 |
| 7. | pfnet | 4 |
| 8. | vim-jp | 4 |
| 9. | reviewdog | 4 |
| 10. | isucon | 4 |