Akito Sasaya https://speakerdeck.com/ssyakt2000 2026-05-25 20:44:52 -0400 新入社員が挑戦した勉強用AWSアカウントコスト削減施策 Wed, 20 May 2026 00:00:00 -0400 https://speakerdeck.com/ssyakt2000/xin-ru-she-yuan-gatiao-zhan-sitamian-qiang-yong-awsakauntokosutoxue-jian-shi-ce https://speakerdeck.com/ssyakt2000/xin-ru-she-yuan-gatiao-zhan-sitamian-qiang-yong-awsakauntokosutoxue-jian-shi-ce