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Hi there 👋

I'm an open source developer/maintainer and a little mozillian.

I'm currently interested in logging, container environments, monitoring metrics, and modern browsers.

  • I'm currently working for logging ecosystem which creates Fluentd and also kubernetes.
  • Also interested in Windows and macOS ecosystem.


  1. template for building an Arch Linux base box

    Shell 272 127

  2. A yet another Fluentd logger for Rust. a.k.a. verification of Fluentd's forward protocol playground.

    Rust 16 6

  3. Fluentd: Unified Logging Layer (project under CNCF)

    Ruby 10.3k 1.2k

  4. Fluentd daemonset for Kubernetes and it Docker image

    Ruby 926 791

  5. Like Prometheus, but for logs.

    Go 13.2k 1.5k

2,190 contributions in the last year

Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Mon Wed Fri

Contribution activity

June 2021

Created 2 repositories

Created a pull request in fluent/fluent-plugin-parser-cri that received 11 comments

Handle heading spaces on message field

Sometimes heading spaces on message field appeared on CRI-O format logs. We should handle it properly. When using " " as a separator on String#spli…

+12 −1 11 comments
Reviewed 24 pull requests in 8 repositories
fluent/fluentd 9 pull requests
fluent/fluentd-docker-image 5 pull requests
fluent/fluentd-kubernetes-daemonset 4 pull requests
uken/fluent-plugin-elasticsearch 2 pull requests
fluent/fluent-plugin-kafka 1 pull request
fluent/fluent-bit 1 pull request
fluent/fluent-plugin-parser-cri 1 pull request
fluent/fluentd-docs-gitbook 1 pull request

Created an issue in piroor/treestyletab that received 8 comments

TST is unexpectedly using darker background color on Firefox v89.0 and default theme

Short description After I upgrade Firefox to v89.0, TST starts to use "darker" background color with default theme. But, tab bar still use gray co…

Opened 3 other issues in 3 repositories
1 closed
1 open
1 open
4 contributions in private repositories Jun 4 – Jun 22

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