Timestamps and maps below:
https://itunes.apple.com/us/app/shin-...
https://play.google.com/store/apps/de... Unfortunately only Japanese for Android right now.
Boss Belial - 0:09:30
I did make maps:
B1- http://old.deckuzdomain.com/Images/shin_megami_tensei/1_maps/roppongi/B1.png
1f- http://old.deckuzdomain.com/Images/shin_megami_tensei/1_maps/roppongi/1F.png
2f- http://old.deckuzdomain.com/Images/shin_megami_tensei/1_maps/roppongi/2f.png
3f- http://old.deckuzdomain.com/Images/shin_megami_tensei/1_maps/roppongi/3F.png
More information on this run: https://youtu.be/zoQIRhPI304