For Girls, How to Propose to a Boy in Japanese

A girl proposing to a man

Nowadays it's not so unusual that a girl proposes to a boy. Especially, Japanese boys are well-known for their shyness. When necessary, please try to use the following phrases to propose to your Japanese boyfriend. *We have made literal English translations for the sake of easy understanding. Please utilize them just for understanding the meaning of the phrases.
St. Valentine's day on February is the biggest event of the year for the girls in Japan to confess their love to the boys or even propose to their boyfriends. So go for it!

18 Phrases: How a girl proposes to a boy in Japanese

結婚けっこんしない?(しませんか?)
Shall we get married?
恋愛れんあいは、あなたで最後さいごにしたいな!
I want you to be the last one I love!
毎日まいにち「おかえりっ!」って言いたいな。
I love to say "welcome back home!" to you everyday.
わたしにはあなたじゃなきゃダメなの。
It has to be you.
(Name) にている子供こどもみたい(です)。
I want to have a baby takes after you.
わたし人生じんせいをあなたにあげます。
I will give you my whole life.
きです。結婚けっこんしてください。
I love you. Please marry me.
結婚けっこんしてくれませんか?
Will you marry me?
これからさきもずっと(Name)と一緒いっしょにいたい。結婚けっこんしよう。
I want to share the rest of my life with you. Let’s get married.
ずっと(Name)のそばにいてもいいですか?
Can I be with you forever?
わたしを(Name)のおよめさんにしてください。
Please let me be your bride.
(Name)と一緒いっしょなら、ほかなにもいらないよ。
I want nothing but to be with you.
おばあちゃんになっても(Name)とつないでいたい。
 I want to hold your hands when we're old.
はじめてったときから、ずっと(Name)と結婚けっこんしたいとおもっていたよ。
I have been wanting to marry you since I met you for the first time.
わたしが(Name)をしあわせにしてあげる!
I will make you happy.
わたしじょうに(Name)をしあわせにしようとするひとはいないよ。
No one will work harder to make you happy more than me.
わたし結婚けっこんしたら、たのしいとおもうんだけどな。
I think we can enjoy the rest of our life if you marry me.
ほかにもしあわせになるみちはたくさんあるかもしれない。けどわたし必要ひつようなのは(Name)なの。
There may be many ways to be happy in this life, but all I really need is you.

Conclusion

As the saying goes "there is no accounting for tastes", please try to find a suitable phrase to propose to your Japanese boyfriend. Good luck.

Recommended Links

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Complete Explanation; What Does よろしく Mean?

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14 Romantic Phrases: How to Propose to a Girl in Japanese

Emotional Adjectives : How to Express Your Feelings in Japanese