General: Four-character idioms that encourage determination—powerful, heart-stirring words
Continuing to put in effort—whether it’s for daily studies, sports, work, or hobbies—isn’t easy, is it? When you feel like you’re about to falter, a phrase that resonates with your heart can give you the strength to take a step forward.
In this article, we’ve gathered four-character idioms that encourage a spirit of perseverance, expressing the attitude of facing challenges and the mindset of giving your all.
Words passed down through the ages have a mysterious power that seems to push us forward.
Why not find a favorite phrase and let it support you in your daily life?
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[General] Four-character idioms that boost your determination: powerful words that resonate in the heart (1–10)
with all one’s heart and soul

The four-character idiom “zenshin zenrei” means to put your whole body and soul into something and try your very best.
For example, you can say, “I approached my piano recital with all my heart and soul, so I was able to play to the end without making any mistakes!” When you take on something difficult, you might feel scared or feel like giving up.
But if you tackle it with your whole being, you can make progress little by little no matter what it is.
It’s okay to fail.
Believe in yourself and give it everything you’ve got.
a hard-fought struggle
“Akusen-kutou” refers to struggling through a very difficult battle and making every effort to overcome it.
In sports matches or games where there’s a winner and a loser, you sometimes find yourself on the verge of defeat.
But you can’t win if you give up there.
Remember the word “akusen-kutou” and hang in there.
By doing so, you might just turn the situation around.
The strength to never give up, no matter the circumstances, will surely become a great source of power for you.
strenuous effort; hard-fought struggle
@mainiti4jizyukugo Today's four-character idiom is “Rikisen Funtō” (fighting with all one’s might)!!translation#fypDaily post#japanesecultureRailway
♪ Original song – mainiti4jizyukugo – mainiti4jizyukugo
This four-character idiom means to face difficulties with all your might and to summon your courage to fight them with everything you have.
Opportunities to do so may be rare, but in life there will be times when the moment truly matters.
At such times, it would be wonderful if we could cultivate, day by day, the courage and strength to confront difficulties instead of running away.
Once you experience the refreshing feeling that comes after doing your absolute best, you may find yourself able to face challenges even more positively.
[General] Four-character idioms that boost your determination: powerful words that resonate in the heart (11–20)
with all one’s might
This is a four-character idiom you often hear in various contexts, expressing an attitude of tackling things with full effort.
Its origin is said to be “issho-kenmei,” which described the stance of medieval samurai; from the idea of defending a single place with all one’s might, the meaning evolved into “isshō-kenmei,” devoting one’s whole life.
The key to this word is the passion of being willing to stake one’s very life; if you show that you understand and use it with that meaning, you can demonstrate your determination as well.
It’s a phrase that reminds us that what matters first is to engage so earnestly that you can truly say you’re giving it your all.
Indomitable; unyielding (literally: ‘unbent by a hundred setbacks’)

A four-character idiom that gives you strength in life.
It’s read as “hyakusetsu-futō.” It means that no matter how many times you fail, you don’t bend your goals or convictions.
You can picture the attitude of continuing to strive without yielding, even when you’ve failed a hundred times and feel like your spirit might break.
Many guardians probably hope that even children who get bored easily or who often give up will persist in the goals they decided to work hard toward.
How about sharing this as a motto at such times? The words themselves seem to give you power.
to devote oneself body and soul; to make every possible effort; with utmost dedication

It is a phrase that means to put forth every ounce of effort, to the point of grinding your bones and exhausting yourself.
It symbolizes an attitude of using all the strength you have and never giving up until the very end, conveying strong determination and passion.
Despite being only four characters long, it expresses the importance of effort and seriousness.
For elementary school students, it teaches the mindset of giving their all in daily club activities and competitions.
It is a phrase that reminds us to take one step at a time and do our utmost even when facing difficulties.
indomitable; unyielding

It is a four-character idiom that means not giving up and facing challenges with a strong will, no matter what difficulties you encounter.
It teaches the importance of continuing to work hard without losing heart, even when things don’t go as planned in daily life—whether in studies, sports, or friendships.
Even for elementary school children, it conveys the importance of having the inner strength to keep trying despite failure.
By keeping this phrase in mind, you gain the courage to approach things positively and nurture the determination to never give up, even in tough situations.
It is a courageous saying that gives you the strength to step forward toward the future.


