William Kumamoto deserved a mention in Japan Today as the Japanese city least expensive to bear a child (Tokyo was highest, 605,000 yen and 361,000 yen respectively - so we've basically got two for one here!) https://japantoday.com/category/national/japan-weighs-incentivizing-childbirth-by-fully-covering-expenses
I'd like to give a shoutout to Fukuda Byoin https://www.fukuda-hp.or.jp/ , the birthplace of my two children, as a comprehensive and compassionate maternity hospital. (It's also located next to a fascinatingly old section of the castle.) Most doctors there speak English quite well, prenatal care is extensive, and post-natal care is thoughtful, with a congratulatory in-suite dinner. (Also, it's on the tram line.)
熊本 産婦人科 福田病院(熊本県熊本市)地域周産期母子医療センター
熊本の産婦人科 福田病院 熊本県熊本市新町2丁目2-6 明治40年開院し平成27年で108周年を迎えました。「大学病院の医療水準」と「助産院のあたたかさ」を基本に女性のライフステージすべての健康を守り、その生活を支....