Below you can find the In the early '90s his reign as emperor officially became known as heisei meaning achieving peace Jeopardy Words Answer. The answer to In the early '90s his reign as emperor officially became known as heisei meaning achieving peace has 7 letters. This clue belongs to the Japan category and is part of Jeopardy Word Level 2385. If you scroll near the bottom you will find other clues and answers part of level 2385