がり勉
  ガリ勉
  我利勉
  がりべん
  がり勉
  我利勉
  ガリべん
  ガリ勉
  noun (common) (futsuumeishi)
  drudge
  grind
  swot
  someone who studies too much
  noun (common) (futsuumeishi)
  noun or participle which takes the aux. verb suru
  cram-study (for exam, etc.)
  swotting
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