Are these even taught ??

So I just opened the boards date sheets and found there were these many options of language available. So I googled cbse/ncert ( japanese/Russian.etc.) and found nothing except Hindi and Urdu. So I wondered are these even taught and if so we're can I find the text books.

So I just opened the boards date sheets and found there were these many options of language available. So I googled cbse/ncert ( japanese/Russian.etc.) and found nothing except Hindi and Urdu. So I wondered are these even taught and if so we're can I find the text books.