He held her tightly.
Kare wa kanojo o shikkari to daita.
he; him; his; boyfriend
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
she; her; her; girlfriend; sweetheart
indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.
tightly (holding on); firmly; securely; strongly (built); solidly; sturdily; steadily; properly; well; sufficiently; hard (working, etc.); fully; completely; reliably; dependably; levelheadedly; shrewdly; wisely; cleverly
if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)
to embrace; to hold in the arms (e.g. a baby); to hug; to harbour (e.g. grudge) (harbor); to bear (e.g. a grudge); to entertain (e.g. suspicion); to have sex with; to make love to; to sleep with; to sit on eggs