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64
Good
Number
+81 50 5357 3448
UnclaimedJPVoIP
Report this call
Community
No community reports yet
If this number called you, you can set the baseline. The first verified report is weighted heavily — one good report does more here than the hundredth on a known bad actor.
Reports are public and tied to a verified caller — no anonymous pile-ons.
What it gets reported for
1 external source
Phishing / smishing9
Aggregated from third-party scam & complaint feeds — not community reports.
Recent reports
Third-party feeds
⚠ Community reportsSpamPhishing / smishing
24m ago
JPNumber 電話番号検索 · 9 ratings · risk 70/100
Third-party feeds. 🛡 = official or regulator dataset; ⚠ = unverified community reports. The first verified community report outweighs all of these.
Why this score?
Good · 64/100
VerificationUnverified / unclaimed
Unknown numbers start at a cautious 72/100. Verifying ownership raises the baseline.
Community reportsNone yet
No spam reports from verified callers — nothing is dragging the score down.
External intel1 independent source · Phishing / smishing
Found on third-party scam/complaint feeds. Corroborating, but deliberately capped until first-party reports confirm it.
Scores use a Bayesian model — recent, corroborated evidence from verified reporters counts most. How scoring works
Owner profile
Not claimed
No one has verified this number. Anything claiming to be from a known business is likely spoofed.
Claim this number
Number facts
carrier, type & format
CountryJP
Country code+81
Line typeVoIP
Carrier—
Region—
TimezoneAsia/Tokyo
E.164+815053573448
National050-5357-3448
International+81 50 5357 3448