Grammar
N3 verb-grammar

In the process of 〜つつある

Meaning

"Is in the process of ~ing" — a gradual change still under way.

Formation

Notes

Written and formal; describes a trend, not a momentary action, so it pairs with verbs of change — 増える, 減る, 変わる, 回復する. In speech 〜ている covers the same ground: 増えつつある / 増えている.

Examples

Japan's population is in decline.

Breakdown
population is decreasing

My grandfather is gradually recovering.

Breakdown
grandfather is recovering

Lifestyles are changing.

Breakdown
lifestyle habits are changing

Interest in environmental issues is rising.

Breakdown
interest is rising

The old buildings are being lost.

Breakdown
old buildings are being lost

⚠️ Often confused with

Half-done 〜かける

An action begun but not finished — "half-~", "start to ~ (and stop)".

Completely / cannot finish 〜きる

Carries an action right through — "do ~ completely". The negative きれない means "cannot f...

Keeps getting 〜一方だ

"Keeps getting ~", "goes on ~ing" — a one-way trend.