Half Birthday Messages in Japanese and English

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"Half birthdays" have become increasingly common in Japan in recent years, and are an event to celebrate a baby turning six months old. We are also seeing more and more photos of babies sleeping in their newborn's poses posted on social media.

We've put together some easy-to-understand Japanese and stylish English examples for babies and their parents celebrating their half birthdays. Send a heartfelt message of congratulations!

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Points to consider when thinking of a half birthday message
[By recipient] Half birthday message examples
Stylish English message examples
Send a congratulatory message for your half birthday!

Points to consider when thinking of a half birthday message

The half birthday is a celebration of your baby turning six months old, and also a time to look back on family memories from the past six months. Think of a message that will capture memorable events and your baby's growth, such as "This happened back then," or "Now you can do this."

When sending a message from someone other than the parents, it is recommended to include words of appreciation and encouragement for the parents' efforts in raising the child over the past six months.

[By recipient] Half birthday message examples

Messages from mom and dad to their baby

Happy half birthday, XX! Eat lots, play lots, and grow up healthy and strong!
XX is a treasure from Mom and Dad. Thank you for being born.
Happy half birthday to my beloved XX. Thank you for all the smiles and happiness you bring me every day!
Thank you so much, XX-chan, for being born to Mommy and Daddy. I hope you continue to show us lots of smiles!
Happy half birthday! Mommy and Daddy wish you all the best.
These past six months have flown by before I realized it. Let's continue to cherish each and every day. Happy half birthday!
Six months has come so quickly. Thank you for growing up healthy and strong.
Happy half birthday! I'm completely in love with how cute you are, getting even more powerful every day ♡

Messages from grandparents to babies

Happy half birthday! I'm so happy to see you growing up so well.
Happy half birthday to my beloved XX-chan! Laugh lots, eat lots, and grow bigger and bigger.
Happy half birthday, little XX! You've grown so much in the blink of an eye, surrounded by the love of mom and dad.
Since XX-chan was born, Grandpa and Grandma have been smiling every day. Happy half birthday.
I'm so happy that XX-chan made it to the sixth month safely. It's all thanks to Mommy and Daddy showering her with love.

Messages from friends and acquaintances

Happy half birthday to you, XX! I imagine you're having a very busy day. I wish you and your family continued happiness!
Happy half birthday! There may be many difficult times ahead, but I'm cheering for you from afar!
Happy half birthday! I hope you grow bigger and bigger with lots of love from mommy and daddy!
Happy half birthday to XX-chan, Mom and Dad! Let me come and see you again once things have settled down.
Happy half birthday! May you continue to have fun every day.

Stylish English message examples

We've put together a collection of short example sentences that can be written on small birthday cards or tapestries. By the way, there are multiple ways to write "half birthday" in English, so please choose the one you like.

English notation

half birthday
half-birthday
1/2 birthday
6th month birthday
sixth month birthday

Happy half birthday to you!
You're halfway to a year old.
Looking forward to your 1st birthday.
Wishing you a wonderful half birthday!
Hope you're having a lovely day.
Hope you have an amazing day today.
Have a happy half birthday.
Glad to celebrate this special day!
All the best wishes for your future life!
My sweet XX, thanks for being born.
To my sweetie, I wish you more and more happiness.
Dear baby, I hope you will continue to smile a lot!

Send a congratulatory message for your half birthday!

A 6-month-old baby will be able to do more today than yesterday, and more tomorrow than today. Celebrating at this precious time will become a wonderful memory that will bring a smile to the whole family's faces when they look back on it someday.

No matter how many birthdays you have in the future, celebrating a half birthday is a once in a lifetime event. Using the example sentences introduced here as a reference, try coming up with a wonderful original message to add a touch of elegance to your memories.