I can't read Japanese, so a lot is unclear here, but this seems worth trying to include anyway, because Rangakha evidently has a phonemic uvular nasal.
There may be more long, nasalized, and long nasalized vowels.
Initial clusters: /mb nd ɳɖ ŋg ɴɢ ndz ȵdʑ nl m̥pʰ n̥tʰ ɳ̥ʈʰ ŋ̥kʰ n̥tsʰ ȵtɕʰ n̥sʰ ȵ̥ɕʰ m̥tɕʰ m̥p n̥t ɳ̥ʈ n̥ts hp ht hʈ hk hq hts htɕ hs hʂ hɕʰ hɕ hn̥ hl̥ ɦb ɦd ɦɖ ɦg ɦdz ɦdʑ ɦz ɦʑ ɦm ɦn ɦȵ ɦŋ ɦl ɦr ɦj ptɕ ɸt ɸʈ ɸk ɸq ɸts ɸtɕʰ ɸtɕ ɸs wdʑ wʑ wl rt rkʰ rg kʈ ʔȵ ʔŋ/ + consonant+glide sequences.