Bahari ya Japani ni kando ya bahari ya magharibi mwa Bahari ya Pasifiki. Imepakana na Japani, Korea Kusini, Korea Kaskazini na Urusi.
Bahari hii huko Korea Kaskazini hutajwa kama Bahari ya Mashariki mwa Korea na huko nchini Korea Kusini hutajwa kama Bahari ya Mashariki.[1][2]
South Korea calls it the East Sea
the sea area has been consistently called "East Sea" in Korea