India vs Japan

Between the two, India is cheaper — $824/mo vs $1,631/mo. India is cheaper than 21 of 22 Asian countries; Japan is pricier than 19 of 22 Asian countries.

Between the two, Japan is safer — 4.8/5 vs 1.0/5. India is less safe than 21 of 22 Asian countries; Japan is safer than 20 of 22 Asian countries.

Between the two, Japan scores higher on mobility — 4.0/5 vs 2.0/5. India is harder to get around than 15 of 22 Asian countries; Japan is easier to get around than 19 of 22 Asian countries.

Between the two, India scores higher on culture — 3.6/5 vs 3.3/5. India is richer in culture than 16 of 21 Asian countries; Japan is richer in culture than 12 of 21 Asian countries.

India's passport reaches 26 destinations visa-free to Japan's 122 — Japan opens more doors without a visa. Passport strength shifts over years of naturalisation, not months of planning, so it's a long-horizon footnote — not scored in the tally.

Between the two, India is better connected — 324M passengers/yr vs 289M passengers/yr. India is busier than 84 of 87 countries worldwide; Japan is busier than 82 of 87 countries worldwide. India sees ~24 air passengers per 100 residents a year; Japan sees ~2 air passengers per resident a year — a derived figure, not itself ranked.

India runs 11°C to 41°C for most people; Japan runs -10°C to 37°C for most people. Srinagar runs colder, at -16°C; Hachinohe runs colder, at -25°C. Depends on you — which range fits your tolerance is the real question here, not a score.