Battle of Byeokjegwan (1593) — the same event in History of Ming and Rai Sanyō
History of Ming: Li Rusong attacked the royal capital but was defeated at Byeokjegwan.; Rai Sanyō: Kobayakawa Takakage met the Ming army at…
What each source says
Li Rusong attacked the royal capital but was defeated at Byeokjegwan.
壬午，李如松進攻王京，遇倭於碧蹄館，敗績
Location: 明史 卷20 萬曆二十一年
Kobayakawa Takakage met the Ming army at Byeokjegwan with 30,000 men and fought a long battle. The source records 10,000 Ming heads taken.
隆景以三萬人。邀擊于碧蹄館。大戰良久。
Location: 권16 · 文祿2년 1~2월 단락