Kinema Junpo (キネマ旬報) is a Japanese film magazine that has run since 1919. Since 1927, they've given an award for Best Film of the Year. It's particularly interesting seeing where (since 1978) their choices match or disagree with the Japan Academy Prize.
Check out additional lists for The Japan Academy Film Prize for Picture of the Year (1978-Present) and BFI’s Best Japanese Films from 1925 to Now