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katzchang
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Kazunori Otani
@katzchang
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🇯🇵 Tokyo, Japan
@splunk
Profile age: over 16 years
Updated 26 days ago
53 followers • 19 following
Contacts
katzchang@gmail.com
@katzchang
in/kazunori-otani
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Profile Overview
Global
Japan
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Global Rank
Expert 1
Persona
Influencer
N/A
#1,200,584
#252,350
Explore Ranks
Top 3 Languages By Stars
All Languages
Top 5 Repositories
spring-petclinic-microservices
1
0
updated over 3 years ago • age over 3 years
Java
67.5%
HTML
12.3%
JavaScript
9.1%
Less
8.4%
Shell
2.7%
fluent-plugin-diverse
Archived
0
1
updated over 9 years ago • age over 9 years
Ruby
100.0%
isucon10-qualify
0
0
updated over 3 years ago • age over 4 years
Go
46.1%
TypeScript
16.9%
PHP
15.5%
JavaScript
11.7%
Rust
9.7%
robot-shop
0
1
updated almost 3 years ago • age about 3 years
JavaScript
50.8%
PHP
14.8%
Java
14.8%
HTML
10.4%
Python
9.2%
opentelemetry-demo-webstore
0
2
updated about 3 years ago • age over 3 years
Erlang
71.1%
TypeScript
13.1%
Elixir
7.8%
Go
4.9%
C#
3.2%
View all 8 repositories
Last Contributions
2025
opentelemetry.io
2 PRs
+486
-0
JavaScript
788
1,559
34
2024
opentelemetry.io
2 PRs
+6
-30
JavaScript
788
1,559
34
glossary
~7 PRs
+60
-4
HTML
691
572
public-o11y-docs
3 PRs
+5
-2
HTML
25
147
2023
observability-workshop
~7 PRs
+4,297
-33
Shell
100
80
164
View all contributions
Latest Updates
21 Sep 2025
Followers Count:
54
53
07 Sep 2025
Followers Count:
53
54
23 Jul 2025
Followers Count:
54
53
08 Jul 2025
Followers Count:
53
54
11 Apr 2025
Social Accounts:
twitter: @katzchang
twitter: @katzchang; linkedin: in/kazunori-otani
06 Jan 2025
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