| 主な訳語 |
| their adj | (they, them plural: possessive form) | 彼らの 、 彼女らの 、 それらの 、 その人たちの 代
HHiraganaかれらの 、 かのじょらの 、 それらの 、 そのひとたちの |
| | It is their dog. |
| | それは彼らの（or: 彼女らの、その人たちの）飼い犬だ。 |
| their adj | ([sb] unspecified: possessive form) | 彼もしくは彼女の 、 （その）人の、自分の 代
HHiraganaかれもしくはかのじょの 、 （その）ひとの、じぶんの |
| | Somebody left their pen here. |
| | 誰かがここに（彼もしくは彼女の）ペンを置いていった。 |
| their adj | (non-binary person: possessive form) | その人の、自分の 代
HHiraganaそのひとの、じぶんの |
| | I didn't recognise Alex at first because they had dyed their hair blue. |
| theirs pron | (belonging to more than one person) (theyの所有代名詞) | 彼らの 代
HHiraganaかれらの |
| | Our house is big, but theirs is much bigger. |
| | Is this CD ours or theirs? |
| | My car broke down, so my parents lent me theirs. |
| | I looked at your suggestions but I like theirs better. |
| | Are those books ours or theirs? |
| | 私たちの家は大きいが、彼らのはさらに大きい。このCD、私たちのですか、それとも彼らのですか？ |
| theirs pron | (belonging to [sb]: unspecified gender) | その人の、自分の 代
HHiraganaそのひとの、じぶんの |
| | Has a door key been handed in? One of my students has lost theirs. |
| theirs pron | (those belonging to them, plural) | 彼らの、彼らのもの 代
HHiraganaかれらの、かれらのもの |
| | I looked at your suggestions but I like theirs better. Are those books ours or theirs? |
| theirs pron | (those belonging to [sb]) | その人の、自分の 代
HHiraganaそのひとの、じぶんの |
| theirs pron | (those belonging to [sb] non-binary) | その人の、自分の 代
HHiraganaそのひとの、じぶんの |