Here's a text in a certain language, together with a gloss and pronunciation.

Ha sêmmer ititxakqâ aha’ritl-sê. Mârkun nih ni ntâr sirha ititxax hax. Papa hax atroutôk matematikex ki âr meme hax tottork âr sâtler oxpital tatâ. Pikkoh hax ititxa-sê lhei. 

1SG live house-place mountain-PL-INN. elder.brother MEA two and.noun elder.sister house-POSS 1SG-poss. father 1SG-POSS teacher-be mathematics-POSS one and.verb mother 1SG-POSS doctor-be and.verb word hospital big. grandmother 1SG-POSS house-INN too.

/xa sɪ̯emːɜ˞ ititʃakʼɔ̯a aʕaritɬ sɪ̯e. mɜ˞kun niː ni ntɜ˞ sir̥a ititʃaʃ xaʃ. papa xaʃ atrɔu̯tok matematikeʃ ki ɜ˞ meme haʃ totːɞ˞k ɜ˞ sɔ̯atɬɜ˞ oʃpital tatɔ̯a. pikːoː xaʃ ititʃa sɪ̯e ɬɛi̯/

I'd like you to determine the language family of the language.

Language is spoken on the group of islands in the northern Pacific ocean. It's speakers appear to be descended from people, who arrived there from Northeastern Asia around 1200 BC, as evidenced by archeology and dominance of Y-DNA haplogroup C among it's natives.
Phonology: There isn't voicing contrast in obstruents, however, there's one in sonorants. It has 29 consonants, 11 vowels (seven plain and 4 rhotics) and 8 diphthongs. There's length contrast. Language posseses lateral fricatives and ejectives. There are no other uncommon sounds. Syllable structure is (C)(R)V(C). There's a tone system of 5 contrastive tones, including broken one. Tones aren't denoted in IPA above.
NAME_1: There are nouns, verbs, numerals and particles. Adverbs and adjectives are special cl