Inflow; the act of flowing in or entering (people, funds, water, etc.).
国外からの観光客の流入が増えた。
The influx of tourists from abroad has increased.
高潮で湾内に海水が大量に流入した。
At high tide, seawater rushed into the bay.
海外投資の流入により、地元企業の資金が潤った。
With the inflow of foreign investment, local companies' funds were boosted.