🇯🇵 motor insurance in Japan

Tokio Marine Auto Insurance vs Mitsui Sumitomo Super Automobile Insurance

Side-by-side comparison in Japan. For educational purposes only.

FeatureTokio Marine & NichidoTokio Marine Auto InsuranceMitsui Sumitomo InsuranceMitsui Sumitomo Super Automobile Insurance
Cover rangeN/A – N/AN/A – N/A
Premium range*¥30K – ¥80K/yr¥8.5K – ¥26K/yr
Entry age18 – 65 yrs18 – 99 yrs
RenewabilityAnnualAnnual
Key features
  • Japan's Largest P&C Insurer
  • Roadside Assistance
  • Direct Settlement
  • MS&AD Group
  • Earthquake/tsunami cover option
  • Online discount 10%
  • Roadside 24hr Japan nationwide
View detailsView details

How Tokio Marine Auto Insurance and Mitsui Sumitomo Super Automobile Insurance actually compare

Why people compare Tokio Marine Auto Insurance and Mitsui Sumitomo Super Automobile Insurance: both are motor insurance plans in Japan that sit in similar feature territory, so the decision tends to come down to a few specific differences rather than a clear winner. Below is what the catalog data says about each — what they share, where they diverge, and which buyer profile each one actually fits.

On illustrative annual premium, Mitsui Sumitomo Super Automobile Insurance starts at ¥8.5K versus ¥30K for Tokio Marine Auto Insurance — roughly a 253% gap.

Feature differentiation between the two plans: Tokio Marine Auto Insurance adds: Japan's Largest P&C Insurer, Roadside Assistance, Direct Settlement. Mitsui Sumitomo Super Automobile Insurance adds: MS&AD Group, Earthquake/tsunami cover option, Online discount 10%, Roadside 24hr Japan nationwide. These are the lines to read carefully — the rest of the feature lists overlap, but the items unique to each plan are the practical reasons to pick one over the other.

How to decide between Tokio Marine Auto Insurance and Mitsui Sumitomo Super Automobile Insurance: if your priority is the lowest reliable premium and both insurers' claim records satisfy you, pick the cheaper one. If your priority is broader feature coverage or a higher sum insured ceiling, weight the plan with more headroom and verify the exclusions list doesn't contain anything you actually need. For any plan involving complex underwriting, get a quote from both insurers directly — illustrative premiums on a comparison site are starting points, not commitments, and the gap between quoted and listed rate can be material.

Analysis by WBI Editorial Team · Tokio Marine Auto Insurance details · Mitsui Sumitomo Super Automobile Insurance details

*Illustrative premiums from public sources. Actual premiums vary. World Best Insurer does not sell insurance. Verify with insurers directly.