Here are English maps of the main villages on Yakushima:
NAGATA and ISSO
Map of Nagata (English) by Yakumonkey on Scribd
MIYANOURA
Map of Miyanoura (English) by Yakumonkey on Scribd
ANBO
Anbo Map (English) by Yakumonkey on Scribd
ONOAIDA
Map of Onoaida (English) by Yakumonkey on Scribd
KOSEDA
Map of Koseda (English) by Yakumonkey on Scribd
HIRAUCHI and YUDOMARI
Map of Hirauchi (English) by Yakumonkey on Scribd
KURIO
Map of Kurio (English) by Yakumonkey on Scribd