"精通している" means "be familiar with"

Kanji in this word

Related words "精"

• 丹精 (tansei)efforts
• 受精 (jusei)fertilization, pollination
• 射精 (shasei)ejaculation
• 精一杯 (seiippai)with all one's might
• 精力 (seiryoku)energy, vigor
• 精神 (seishin)mind

Related words "通"

• 不通 (futsu)interruption
• 交通 (kotsu)traffic
• 型通り (katadori)in due form
• 見通し (mitoshi)outlook, prospect
• 透き通る (sukitoru)be transparent
• 通う (kayo)go to and from