〜通す toosu

〜通す（toosu）means “to do ... all the way through; to keep doing ... to the end”. Attached to a verb stem, 通す means doing the action persistently from start to finish, often despite difficulty. Formation: V（ます形）ます＋ 通す

to do ... all the way through; to keep doing ... to the end

N3

Formation

V（ます形）ます＋ 通す

Explanation

Attached to a verb stem, 通す means doing the action persistently from start to finish, often despite difficulty. It stresses completing or maintaining the action all the way through.

Examples

彼は自分の意見を最後まで言い通した。
かれはじぶんのいけんをさいごまでいいとおした。
He insisted on his own opinion all the way to the end.
つらかったが、最後まで一人でやり通した。
つらかったが、さいごまでひとりでやりとおした。
It was hard, but I saw it through to the end by myself.

Note

Often with 最後まで ('to the end'). Stresses persistence; contrast 〜きる (complete fully) and 〜続ける (keep doing).

FAQ

〜通す — what does it mean and how is it used?

to do ... all the way through; to keep doing ... to the end. Attached to a verb stem, 通す means doing the action persistently from start to finish, often despite difficulty. It stresses completing or maintaining the action all the way through.

〜通す — how do you form it?

V（ます形）ます＋ 通す

〜通す — any usage notes?

Often with 最後まで ('to the end'). Stresses persistence; contrast 〜きる (complete fully) and 〜続ける (keep doing).

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