also: にっぽんしんきろく
noun
new Japanese record
Refers to a new record set within Japan, typically in sports or competitions, as opposed to a world record.
彼は100メートル走で日本新記録を樹立した。
He set a new Japanese record in the 100-meter dash.
この大会で三つの日本新記録が生まれた。
Three new Japanese records were set at this tournament.
Compound of 日本 (Japan), 新 (new), and 記録 (record).