delinquent-puppy-in-the-rain-gintama-ep47.jpg

Translation

• Context: Gintoki explains the "gap rule," gyappu ruuru ギャップルール.
• {{fudan wa riizento de tsuppate-iru} yatsu ga
  tamaa ni {ii} koto shitari suru} to
  monosugooku koukando ga agaru
  普段はリーゼントでツッパっている奴がたまーにいい事したりするとものすごーく好感度が上がる
  If {{a guy [who] {normally [wears] a pompadour and acts tough}
  does something {good} once in a while}
  [his] popularity rises by a lot.
  • koukando
    好感度
    Level of favorability. Popularity.
    How much people like someone.
  • i.e. when a bad guy does something good, people's opinion of him suddenly changes from bad to good.