Grammar
N2 connective

Together with / as 〜とともに

Meaning

"Together with ~"; also "as ~ changes, so does …".

Formation

Notes

Three jobs in one form: accompaniment (家族とともに), parallel change (年をとるとともに), and simultaneity (卒業とともに). For the change sense both clauses need a verb of change — 増える, 進む, 発展する — not a one-off action.

Examples

I moved to a new town together with my family.

Breakdown
family together with new town moved

As I have grown older, my stamina has declined.

Breakdown
grow older as / along with stamina has declined

Life became richer along with the growth of the economy.

Breakdown
economy development along with life / living became affluent

He left Tokyo the moment he graduated.

Breakdown
graduation at the same time as Tokyo left

As technology advances, the nature of work changes too.

Breakdown
technology progress as / along with content goes on changing

⚠️ Often confused with

As ~ progresses 〜につれて

"As ~ progresses, …" — two things changing gradually in step.

In accordance with 〜に従って

"In accordance with ~"; also "as ~ progresses".

Accompanying 〜に伴って

"Accompanying ~", "as a consequence of ~" — formal parallel change.