If your household is exempt from paying income tax (2)

【入院助産制度】(にゅういんじょさんせいど)”Nyuin Josan Seido”
Childbirth Assistance Program

Subsidy for hospitalization and birth is offered by Sapporo City for those who fulfill the requirements.

Information from Sapporo city
http://kosodate.city.sapporo.jp/nenrei/ninshin_shussan/money/1012.html (in Japanese)
Midwifery Facilities Admission Information as of July 2014 (in English)

Information from Hokkaido University International Women’s club
Childbirth with Hospitalization Assistance.pdf” in page 22&23 (in Japanese and English)