Instructions: In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.
Input: The J1 League ( Japanese : J1リーク ゙ , Hepburn : J1 Ri ̄ gu ) or simply J1 is the top division of the Japan Professional Football League ( Japanese : 日本フ ゚ ロサッカーリーク ゙ , Hepburn : Nihon Puro Sakka ̄ Ri ̄ gu ) and the top professional association football J.League in Japan .
Output:
J1 League is the top grouping of the Japan Professional Football League ( 日本フ ゚ ロサッカーリーク ゙ , Nippon Puro Sakka ̄ Ri ̄ gu ) .