Half Birthday – Celebrating 6 Months of Life Together The half-birthday (ハーフバースディ, ha-fu ba-sudei) is not exclusive to Japan. It’s also big the West and you may see half birthday parties or photo shoots on Pintrest or Instagram.
This master post features all major ceremonial milestones for pregnant women and babies in Japan. A majority of these milestones have Shinto roots and are an important part of Japanese culture. The most recent event is listed first.