くしんさんたん

  1. noun (common) (futsuumeishi), noun or participle which takes the aux. verb suru, intransitive verb

    taking great pains
    yojijukugo

    • 苦心惨憺の末、考え出した企画が、会議で一瞬にして却下されちゃうんだからな。
      After all the trouble we went to in coming up with that project, it only took them a second to shoot it down in the meeting.