覇者|はしゃhasha[1]atamadaka (head-high)

1. nounsupreme ruler; conqueror
2. nounchampion; winner; titleholder

• Synonym王者おうじゃNeutralA monarch, or the dominant figure in a field, as in 「絶対王者」. Often suggests long-standing supremacy; like 「覇者」, it lends weight in sports reports.
• SynonymチャンピオンNeutralLoanword for a champion, especially a reigning titleholder in boxing and similar sports; common in everyday speech.
• Synonym征服者せいふくしゃWrittenWritten/formal word for someone who conquers other lands or nations by force. Unlike 「覇者」, it never refers to a competition champion.
• Related勝利者しょうりしゃWrittenWritten/formal term for anyone who wins a contest or competition, not necessarily the overall champion; 「覇者」 stresses supremacy over the whole field.
• Related優勝者ゆうしょうしゃNeutralThe most direct word for whoever takes first place in a competition; 「覇者」 sounds more imposing and is typical of news reports.
• Antonym敗者はいしゃNeutralSomeone who loses a match or contest; the direct opposite of 「覇者」.
• Antonym敗北者はいぼくしゃWrittenWritten/formal word for the defeated, heavier in tone than 「敗者」; can also describe a failure in life.

For the champion of a competition, the default is 「優勝者」 or 「チャンピオン」; 「覇者」 and 「王者」 add flair in news reports. 「勝利者」 is any winner, not necessarily the champion. 「覇者」 can also mean a ruler who dominates the realm.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 武力ぶりょくをもって天下てんかを治おさめる者もの。
2. 競技きょうぎなどで優勝ゆうしょうした者もの。