圏論的寿司 mermaid code flowchart LR cook_rice(炊飯) raw_fish_cut(魚を切る) make_sushi_vinegar(すし酢を作る) make_syari(シャリを作る) make_sushi(寿司を握る) _1( )-->|米 R g |cook_rice _2( )-->|水 W ml|cook_rice _3( )-->|土鍋|cook_rice _4( …