Complex sentence: Hiro Hachiman-Jinja (Hachiman Shrine in Hiro) was used to called "Hachiman-gu" and was famous as the shrine of Ubusuna-gami (God of Birth) among those people who lived in seven different villages in Hiro manor.
Split into simpler sentences: Hiro Hachiman-Jinja (Hachiman Shrine in Hiro) was used to called "Hachiman-gu". It was famous as the shrine of Ubusuna-gami (God of Birth) among those people who lived in seven different villages in Hiro manor.