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 2025-07-27 12:13:40 +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 123163 total users in the region and you need at least 199 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. | baba-s (baba_s) |
31777 | |
2. | bannzai (bannzai) |
15835 | |
3. | siketyan (Naoki Ikeguchi) |
14858 | |
4. | suzuki-shunsuke (Shunsuke Suzuki) |
14739 | |
5. | winebarrel (Genki Sugawara) |
14603 | |
6. | Songmu (Masayuki Matsuki) |
14569 | |
7. | manman4 () |
13343 | |
8. | dev-yakuza (DeKu) |
10665 | |
9. | saltyshiomix (Shiono Yoshihide) |
10203 | |
10. | guitarrapc (Ikiru Yoshizaki) |
9925 | |
11. | yuiseki (yuiseki) |
9367 | |
12. | shinh (Shinichiro Hamaji) |
8867 | |
13. | sile (Takeru Ohta) |
8809 | |
14. | YumNumm (Ryotaro Onoue) |
8372 | |
15. | vvakame (Masahiro Wakame) |
8299 | |
16. | amachang (Hitoshi Amano) |
8145 | |
17. | sanposhiho (Kensei Nakada) |
7995 | |
18. | srevinsaju (Srevin Saju) |
7561 | |
19. | takahirom (Takahiro Menju) |
7164 | |
20. | tkoyama010 (Tetsuo Koyama) |
6884 | |
21. | syumai (syumai) |
6829 | |
22. | peppy (Dean Herbert) |
6634 | |
23. | taiki-e (Taiki Endo) |
6509 | |
24. | sue445 (Go Sueyoshi) |
6405 | |
25. | kyubuns (kyubuns) |
6393 | |
26. | seanchas116 (Ryohei Ikegami) |
6356 | |
27. | azu (azu) |
6315 | |
28. | j5ik2o (Junichi Kato) |
6296 | |
29. | smorimoto (Sora Morimoto) |
6275 | |
30. | shogo82148 (ICHINOSE Shogo) |
6037 | |
31. | ursm (Keita Urashima) |
6009 | |
32. | r-plus (r-plus) |
5648 | |
33. | bobbens (Edgar Simo-Serra) |
5622 | |
34. | mizzy (Gosuke Miyashita) |
5565 | |
35. | hajimehoshi (Hajime Hoshi) |
5537 | |
36. | kou (Sutou Kouhei) |
5525 | |
37. | sksat (sksat) |
5453 | |
38. | mattatz (Masatatsu Nakamura) |
5400 | |
39. | unhappychoice (Yuji Ueki) |
5386 | |
40. | hsbt (Hiroshi SHIBATA) |
5329 | |
41. | mika-f (MOCHIZUKI Natsune) |
5304 | |
42. | anatawa12 (anatawa12) |
5205 | |
43. | AkihiroSuda (Akihiro Suda) |
5184 | |
44. | inokawa () |
5177 | |
45. | yuki-kimoto (Yuki Kimoto) |
5174 | |
46. | bokuweb (bokuweb) |
5138 | |
47. | hakuturu583 (Masaya Kataoka) |
5112 | |
48. | ogaclejapan (ogaclejapan) |
5019 | |
49. | yasulab (Yohei Yasukawa) |
4991 | |
50. | Naturalclar (Jesse Katsumata) |
4867 | |
51. | nov (Nov Matake) |
4757 | |
52. | xuwei-k (kenji yoshida) |
4727 | |
53. | kateinoigakukun (Yuta Saito) |
4654 | |
54. | sapphi-red (翠) |
4639 | |
55. | hhatto (Hideo Hattori) |
4620 | |
56. | XiaomingX (Y11) |
4611 | |
57. | ryota-murakami (Ryota Murakami) |
4506 | |
58. | yuwata (Yu Watanabe) |
4454 | |
59. | peaceiris (Shohei Ueda) |
4448 | |
60. | harupy (Harutaka Kawamura) |
4443 | |
61. | himkt (himkt) |
4434 | |
62. | fuyu77 (Kosuke Adachi) |
4332 | |
63. | hakatashi (Koki Takahashi) |
4272 | |
64. | wadackel (tsuyoshi wada) |
4229 | |
65. | babarot (Masaki ISHIYAMA) |
4223 | |
66. | Code-Hex (Kei Kamikawa) |
4163 | |
67. | terasakisatoshi (Satoshi Terasaki) |
4083 | |
68. | kenn (Kenn Ejima) |
4079 | |
69. | nghialv (nghialv) |
4079 | |
70. | magurotuna (Yusuke Tanaka) |
4074 | |
71. | hrsh7th (hrsh7th) |
4058 | |
72. | fumiya-kume (kuu(Fumiya Kume)) |
4004 | |
73. | Saul-Mirone (Mirone) |
3999 | |
74. | koriym (Akihito Koriyama) |
3908 | |
75. | edom18 (edo) |
3908 | |
76. | LISA-KOREA (Lisa ) |
3822 | |
77. | lambdalisue (Λlisue) |
3742 | |
78. | yanorei32 (Ray Yano | あねてあ) |
3725 | |
79. | tk0miya (Takeshi KOMIYA) |
3717 | |
80. | toastkidjp (Toast kid) |
3709 | |
81. | superbrothers (Kazuki Suda) |
3671 | |
82. | zchee (Koichi Shiraishi) |
3643 | |
83. | hiroshisekiya644 (Hiroshi Sekiya) |
3629 | |
84. | Saqoosha (Saqoosha) |
3617 | |
85. | dvcrn (David) |
3608 | |
86. | hi-ogawa (Hiroshi Ogawa) |
3568 | |
87. | k0i (k0i) |
3560 | |
88. | lukas-reineke (Lukas Reineke) |
3420 | |
89. | izumin5210 (Masayuki Izumi) |
3406 | |
90. | cpojer (Christoph Nakazawa) |
3393 | |
91. | p-chan (P-Chan) |
3386 | |
92. | catnose99 (catnose) |
3384 | |
93. | yyuu (YAMASHITA, Yuu) |
3332 | |
94. | fukayatsu (Atsuo Fukaya) |
3321 | |
95. | ianlewis (Ian Lewis) |
3321 | |
96. | kentaro (Kentaro Kuribayashi) |
3315 | |
97. | yhatt (Yuki Hattori) |
3307 | |
98. | kishikawakatsumi (Kishikawa Katsumi) |
3307 | |
99. | whitphx (Yuichiro Tachibana (Tsuchiya)) |
3303 | |
100. | shirakaba (Jamie Birch) |
3302 | |
101. | miyako (Keisuke Miyako) |
3278 | |
102. | shu223 (Shuichi Tsutsumi) |
3272 | |
103. | k1LoW (Ken’ichiro Oyama) |
3220 | |
104. | kboy-silvergym (Kei Fujikawa) |
3218 | |
105. | shimat (shimat) |
3202 | |
106. | p1ass (Naoki Kishi) |
3197 | |
107. | koxudaxi (Koudai Aono) |
3187 | |
108. | yamadashy (Kazuki Yamada) |
3186 | |
109. | hotchpotch (Yuichi Tateno (secon)) |
3154 | |
110. | sosukesuzuki (SUZUKI Sosuke) |
3107 | |
111. | yoshiko-pg (yoshiko) |
3105 | |
112. | making (Toshiaki Maki) |
3094 | |
113. | heestand-xyz (Anton Heestand) |
3073 | |
114. | champierre (Junya Ishihara) |
3022 | |
115. | ubugeeei (ubugeeei) |
2991 | |
116. | deatiger (deatiger) |
2933 | |
117. | ryohey (ryohey) |
2912 | |
118. | glassesfactory (YAMAGUCHI EIKICHI) |
2911 | |
119. | yshrsmz (Yasuhiro SHIMIZU) |
2911 | |
120. | tokorom (tokorom) |
2904 | |
121. | kevinzhow (Kevin) |
2901 | |
122. | fa0311 (ふぁ) |
2895 | |
123. | Jannchie (Jianqi Pan) |
2892 | |
124. | coord-e (Hiromi Ogawa) |
2887 | |
125. | sorairolake (Shun Sakai) |
2879 | |
126. | uzulla (uzulla / Junichi Ishida) |
2853 | |
127. | houko (Evan Hu) |
2837 | |
128. | sotayamashita (Sam Yamashita) |
2827 | |
129. | morizotter (Morita Naoki) |
2817 | |
130. | norbusan (Norbert Preining) |
2790 | |
131. | nobu (Nobuyoshi Nakada) |
2789 | |
132. | kt3k (Yoshiya Hinosawa) |
2788 | |
133. | AAkira (Akira Aratani) |
2776 | |
134. | k-takeuchi220 (took) |
2765 | |
135. | at-wat (Atsushi Watanabe) |
2746 | |
136. | hideakitai (Hideaki Tai) |
2723 | |
137. | rjyo (Rakuraku Jyo) |
2720 | |
138. | privatenumber (Hiroki Osame) |
2685 | |
139. | kazupon (kazuya kawaguchi) |
2646 | |
140. | summerwind (Moto Ishizawa) |
2619 | |
141. | fosskers (Colin Woodbury) |
2616 | |
142. | tarunon (tarunon) |
2598 | |
143. | tmori (Takashi Mori) |
2594 | |
144. | mob-sakai (mob-sakai) |
2580 | |
145. | mpyw (mpyw) |
2576 | |
146. | lyokato (Lyo Kato) |
2551 | |
147. | kadamwhite (K Adam White) |
2539 | |
148. | smoogipoo (Dan Balasescu) |
2536 | |
149. | muukii (Hiroshi Kimura) |
2523 | |
150. | moznion (moznion) |
2521 | |
151. | Hiroshiba (Hiroshiba) |
2518 | |
152. | yutkat (Yuta Katayama) |
2509 | |
153. | sevenc-nanashi (Nanashi.) |
2504 | |
154. | mzyy94 (Yuki MIZUNO) |
2502 | |
155. | 1amageek (1amageek) |
2500 | |
156. | osteele (Oliver Steele) |
2497 | |
157. | mesqueeb (Luca Ban) |
2494 | |
158. | halogenandtoast (Matthew Mongeau) |
2492 | |
159. | tekezo (Takayama Fumihiko) |
2482 | |
160. | wasabeef (Daichi Furiya) |
2476 | |
161. | sachaos (Takumasa Sakao) |
2464 | |
162. | fujitatomoya (Tomoya Fujita) |
2452 | |
163. | Haruma-K (Haruki Yano) |
2442 | |
164. | atztogo (Atsushi Togo) |
2435 | |
165. | SphericalKat (Amogh Lele) |
2423 | |
166. | tatsuhiro-t (Tatsuhiro Tsujikawa) |
2413 | |
167. | frandiox (Fran Dios) |
2412 | |
168. | Kazuhito00 (KazuhitoTakahashi) |
2409 | |
169. | h6ah4i (Haruki Hasegawa) |
2405 | |
170. | konn (Hiromi Ishii) |
2397 | |
171. | anchan828 (Keigo Ando) |
2349 | |
172. | moriyoshi (Moriyoshi Koizumi) |
2330 | |
173. | coliff (Christian Oliff) |
2323 | |
174. | seratch (Kazuhiro Sera) |
2313 | |
175. | EdamAme-x (EdamAmex) |
2302 | |
176. | msakai (Masahiro Sakai) |
2299 | |
177. | mitmul (Shunta Saito) |
2287 | |
178. | hitode909 (hitode909) |
2286 | |
179. | ktr0731 (ktr) |
2282 | |
180. | tokuhirom (Tokuhiro Matsuno) |
2273 | |
181. | kitao (Takashi Kitao) |
2251 | |
182. | saki4510t (saki) |
2242 | |
183. | sobri909 (Matt Greenfield) |
2240 | |
184. | wkentaro (Kentaro Wada) |
2233 | |
185. | uribo (Shinya Uryu) |
2229 | |
186. | mizchi (Kotaro Chikuba) |
2221 | |
187. | IloveNooodles (Muhammad Garebaldhie Er Rahman) |
2214 | |
188. | tatsuyafujisaki (Tatsuya Fujisaki) |
2212 | |
189. | gkjohnson (Garrett Johnson) |
2206 | |
190. | youtalk (Yutaka Kondo) |
2201 | |
191. | Avimitin (Jiongjia Lu) |
2188 | |
192. | onevcat (Wei Wang) |
2183 | |
193. | simurai (simurai) |
2174 | |
194. | c-bata (c-bata) |
2174 | |
195. | zcbenz (Cheng) |
2171 | |
196. | shioyama (Chris Salzberg) |
2144 | |
197. | koic (Koichi ITO) |
2136 | |
198. | sgr-ksmt (Suguru Kishimoto) |
2135 | |
199. | craftzdog (Takuya Matsuyama) |
2133 | |
200. | dalance (Naoya Hatta) |
2131 | |
201. | mrtolkien (Tolki) |
2104 | |
202. | nuskey8 (Yusuke Nakada) |
2100 | |
203. | yusukebe (Yusuke Wada) |
2096 | |
204. | hanachin (Seiei Miyagi) |
2089 | |
205. | hatoo () |
2086 | |
206. | dai-shi (Daishi Kato) |
2084 | |
207. | Akira-Hayasaka (Akira Hayasaka) |
2068 | |
208. | int128 (Hidetake Iwata) |
2051 | |
209. | t4sk () |
2047 | |
210. | neka-nat (Shirokuma (k tanaka)) |
2030 | |
211. | PINTO0309 (Katsuya Hyodo) |
2028 | |
212. | r7kamura (Ryo Nakamura) |
2026 | |
213. | sugyan (Yoshihiro Sugi) |
1993 | |
214. | e-jigsaw (jigsaw) |
1984 | |
215. | cxxxr (cxxxr) |
1979 | |
216. | mrdulin (official_dulin) |
1979 | |
217. | ucan-lab (ucan-lab) |
1957 | |
218. | hayatoito (Hayato Ito) |
1957 | |
219. | yutannihilation (Hiroaki Yutani) |
1957 | |
220. | goccy (Masaaki Goshima) |
1954 | |
221. | dennybritz (Denny Britz) |
1951 | |
222. | momeemt (Mutsuha Asada) |
1949 | |
223. | T-Kuhn (Tobias Kuhn) |
1949 | |
224. | davetang (Dave Tang) |
1934 | |
225. | ionicc (Sagar Vakkala) |
1933 | |
226. | keijiro (Keijiro Takahashi) |
1918 | |
227. | motemen (Hironao OTSUBO) |
1902 | |
228. | gfngfn (Takashi Suwa) |
1901 | |
229. | katopz (Todsaporn Banjerdkit) |
1901 | |
230. | lacolaco (Suguru Inatomi) |
1898 | |
231. | atyenoria (Akinori Nakajima) |
1897 | |
232. | hutajoullach (Huta Joullach) |
1896 | |
233. | yujinakayama (Yuji Nakayama) |
1893 | |
234. | taisukef (Taisuke Fukuno) |
1878 | |
235. | rinsuki (rinsuki) |
1878 | |
236. | creasty (Yuki Iwanaga) |
1877 | |
237. | Shougo (Shougo) |
1876 | |
238. | lepture (Hsiaoming Yang) |
1875 | |
239. | haya14busa (haya14busa) |
1861 | |
240. | soutaro (Soutaro Matsumoto) |
1854 | |
241. | hiroppy (Yuta Hiroto) |
1832 | |
242. | hirak (Hiraku NAKANO) |
1830 | |
243. | knu (Akinori Musha) |
1829 | |
244. | JohnTitor (Yuki Okushi) |
1810 | |
245. | toptal0212 (ToptalDev) |
1809 | |
246. | ryotarai (Ryota Arai) |
1807 | |
247. | sorah (Sorah Fukumori) |
1800 | |
248. | szkkng (Kengo) |
1795 | |
249. | idiotWu (Daofeng Wu) |
1790 | |
250. | mayocream (Mayo Takanashi) |
1783 | |
251. | taiki45 (Taiki Ono) |
1776 | |
252. | kurone-kito (Kuroné Kito (黒音キト)) |
1752 | |
253. | ufcpp (Nobuyuki Iwanaga) |
1744 | |
254. | tigercosmos (Liu, An-Chi) |
1738 | |
255. | thagikura (Takeshi Hagikura) |
1736 | |
256. | mashharuki (Haruki Kondo) |
1722 |
Rank | Organization | Members |
---|---|---|
1. | potatotips | 8 |
2. | ruby | 7 |
3. | pfnet | 6 |
4. | epicgames | 5 |
5. | oss-gate | 4 |
6. | asakusarb | 4 |
7. | vim-jp | 4 |
8. | pfnet-research | 4 |
9. | mercari | 4 |
10. | optuna | 3 |