For the MM intensity and JMA intensity conversion, please refer to Fig.4 of Kunugi(2000)
https://t.co/L46yIqMeB1
Japanese version of ShakeMap
J-RISQ by NIED (Note: JMA intensity)
https://t.co/LGKs0eF789
Pls refer Fig4. of Kunugi(2000) for MMI-JMAI convertion
https://t.co/K0ACODU0gf