Translation guide
A being with both organic and mechanical parts. In Japanese, the loanword サイボーグ is standard, but related terms like 改造人間 (modified human) and アンドロイド (android) are also used depending on context.
A living organism with mechanical or electronic enhancements.
The direct loanword from English, widely understood in Japanese pop culture and science fiction.
A being that is mostly mechanical but may have organic parts, often confused with androids.
サイボーグ (cyborg) is a living being with mechanical parts. アンドロイド (android) is a robot designed to look human. ロボット (robot) is a general mechanical device. In everyday Japanese, these terms are sometimes used loosely, but in technical contexts the distinction matters.
Is the Terminator a cyborg or an android?
He became a cyborg after an accident.
The protagonist of that movie is a cyborg.
Literally 'modified human', often used in manga and anime for cyborgs or enhanced humans. Carries a slightly more sci-fi or dramatic tone.
He was turned into a cyborg by the evil organization.
Means 'mechanized human', less common but used in some older sci-fi contexts.
A cyborg appears in that novel.
While technically an android is fully mechanical, in casual Japanese it is sometimes used for humanoid cyborgs. Use with caution.
Strictly speaking, アンドロイド means a humanoid robot, not a cyborg. However, in pop culture the line is often blurred.
That android has a human brain.