In Japan, the declining birthrate is progressing.

His true feelings came to light.

His true character came to light.

The environmental issues are becoming more serious.

Environmental issues are becoming more serious day by day.

Our company is promoting the diversification of products.

We need to diversify our product line.

The electricity market in Japan is progressing towards liberalization.

The government announced a plan to liberalize the market.

When spring comes, the snow thaws and flows into the river.