noun which may take the genitive case particle 'no', noun, adverb
in history; ever; historical
Used to mark something as the most, first, or only of its kind in recorded history. Often appears in superlative or record-setting expressions like 史上初, 史上最高, 史上最大.
これは史上最大の地震だ。
This is the largest earthquake in history.
彼は史上
He won the gold medal as the youngest person ever.
史上初の有人月面着陸は1969年だった。
The first manned moon landing in history was in 1969.