Translation guide
How to express 'gain strength' in Japanese, covering physical power, emotional resilience, influence, and intensity.
To become physically stronger, build muscle, or increase bodily power.
A common, natural way to say one gains physical strength or ability, often through training or practice.
毎日運動したら、力がついてきた。
After exercising every day, I've gained strength.
Literally 'become strong,' used for both physical and mental strength. Very versatile.
筋トレを始めてから、体が強くなった。
Since I started strength training, my body has gotten stronger.
Specifically refers to gaining stamina or physical endurance.
ランニングを続けて、体力がつきました。
By continuing to run, I've built up my stamina.
Means 'to gain muscle' or 'build muscle mass.' More specific than general strength.
プロテインを飲んで、筋肉がついた。
I drank protein and gained muscle.
To become emotionally resilient, mentally tougher, or more determined.
The standard way to say 'become mentally strong.'
困難を乗り越えて、精神的に強くなった。
Overcoming difficulties, I became mentally stronger.
Literally 'heart becomes strong,' implying emotional resilience or courage.
彼女は失恋を経験して、心が強くなった。
She experienced heartbreak and became emotionally stronger.
Casual, modern phrase using the English loanword 'mental.' Common in sports and self-help contexts.
瞑想を始めてから、メンタルが強くなった気がする。
Since I started meditating, I feel like my mental strength has improved.
To gain influence, authority, or political power.
Used for groups, organizations, or movements gaining influence or power.
その政党は近年勢力を増している。
That political party has been gaining strength in recent years.
A more general phrase meaning 'come to have power.' Can be used for individuals or groups.
彼は会社でだんだん力を持つようになった。
He gradually gained power within the company.
Specifically refers to influence becoming stronger.
SNSの影響力が強まっている。
The influence of social media is gaining strength.
For wind, storms, earthquakes, etc., becoming stronger or more intense.
Intransitive verb meaning 'to become stronger,' used for wind, rain, etc.
風が急に強まった。
The wind suddenly gained strength.
Means 'become violent/intense,' often used for storms or natural forces.
雨が激しくなってきた。
The rain is gaining strength.
For currencies, markets, or economies becoming stronger.
A financial term meaning 'to show strength' or 'be firm,' used for markets or currencies.
円が強含んでいる。
The yen is gaining strength.
General term for 'rise' or 'go up,' often used for stock prices or economic indicators.
株価が上昇している。
Stock prices are gaining strength.