Below you can find the When he visited europe in 1971 it marked the first time a reigning emperor had left japan Jeopardy Words Answer. The answer to When he visited europe in 1971 it marked the first time a reigning emperor had left japan has 8 letters. This clue belongs to the Rulers category and is part of Jeopardy Word Level 2373. If you scroll near the bottom you will find other clues and answers part of level 2373