sic; as in the original text
Used in quotations to indicate that the text is reproduced exactly as it appears, including any errors or unusual phrasing. Equivalent to Latin 'sic'.
See also: 原文のまま
彼のメールには「明日、会議があります（原文ママ）」と書いてあった。
His email said, 'There is a meeting tomorrow (sic).'
新聞記事の引用部
The quoted part of the newspaper article had a note saying (as in the original).
Most common modern spelling; uses katakana ママ for clarity.
Hiragana variant; also widely seen.
Kanji 儘 is archaic and rarely used in modern writing.
From 原文 (original text) + まま (as it is). The katakana ママ is often used for emphasis or clarity in this fixed expression.