* Writings
  * Software Design
   * Ubuntu Monthly Report: http://gihyo.jp/magazine/SD/archive/2015/201506
  * Ubuntu Weekly Topcis
   * http://gihyo.jp/admin/clip/01/ubuntu-topics/201505/01
   * http://gihyo.jp/admin/clip/01/ubuntu-topics/201505/15
   * http://gihyo.jp/admin/clip/01/ubuntu-topics/201505/22
   * http://gihyo.jp/admin/clip/01/ubuntu-topics/201505/29
  * Ubuntu Weekly Recipe
   * http://gihyo.jp/admin/serial/01/ubuntu-recipe/0373
   * http://gihyo.jp/admin/serial/01/ubuntu-recipe/0374
   * http://gihyo.jp/admin/serial/01/ubuntu-recipe/0375