Is yasudo.jp safe?

http://yasudo.jp/

SafeStatus

Coveragepartial2 of 4 applicable core capabilities

Verdict

Official Tokyo branch site for the established YASU道 martial arts brand.

Yasudo.jp is the Tokyo branch landing page for YASU道, a recognized martial arts school with a large YouTube audience. The site offers enrollment information and a direct application button. No technical threats or scam indicators were found.

The site appears legitimate for martial arts enrollment inquiries. Visitors should review full terms and conditions before submitting any personal information or payments.

Read full analysis

Loading saved screenshot

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Saved site captureCaptured safely during this scan

Calibrated safety spectrum

Where this site sits

Dangerous1–20
High Risk21–44
Moderate Risk45–69
Low Risk70–84
Safe85–100

The score combines saved evidence strength and analysis quality. Coverage is reported separately.

01 · Investigation Brief

Investigation Brief

Recognized martial arts brand with established online presence

The site belongs to YASU道 (YASU-do), led by instructor YASU, son of Yoshio Yoshida. The brand maintains an active YouTube channel with over 200,000 subscribers and operates both an online dojo and this Tokyo branch site.

Clean technical profile with no malicious indicators

the browser threat feed returned no threat warnings and the site uses a valid TLS certificate for encrypted connections.

Why the score is 92

The score combines saved deterministic evidence with the grounded analysis available for this report. Coverage remains separate so missing sources cannot be mistaken for clean results.

02 · Security Evidence

Security evidence

Collected signals and independent provider data for this URL.

Security Scans

Browser Threat Feed

Not flagged on major threat lists

Checked against the browser threat feeds available to this scan — no hit.

What we observed

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Preparing the saved page preview.

CAPTURED PAGE

yasudo.jp

Visual analysis

Visual context from the captured page

YASU道・東京支部入門募集

Context only

What the captured page showed

1 observation

01
YASU道・東京支部入門募集

03 · Investigation Story

Investigation story

The behavior, reputation, and operator evidence that explains how this site may affect a visitor.

What the site claims
YASU道東京支部のご案内
What we observed
The page content was captured and checked alongside 0 antivirus results.
What independent research found
2 external findings were saved and compared with the page evidence.
What remains unverified
2 of the 4 applicable core capabilities did not complete, so those gaps remain visible in the coverage ledger.

What kind of site and risk is this?

Threat category

No threat category confirmed

Service and business model

Content

Transaction

Observed behavior

No disruptive browser behavior saved

Evidence behind this classification

01現在は、武道の奥深さや技の解説、すぐできるコツや考え方などをYouTube（YASU道）で発信し、コラボやQ&Aも交え、20万人を超える登録者たちに武道の魅力を伝えている。
02the browser threat feed returned no threat warning
03The saved TLS check found a valid encrypted connection

Web research findings

Independent findings for yasudo.jp, including public complaints, named review sources, registration records, and look-alike-domain evidence. A missing result is shown as unverified, never converted into a clean bill of health.

Business registration

No public record found

Could not match the site to a registered company — common for small sites.

Clone check

No clone detected

The completed research found no supported clone indicator.

Typosquat check

No look-alike match

The completed research found no supported look-alike match.

Web mentions

2 positive

Positive reviews (2)

Public quotes that support the operator's credibility.

WEB秘伝open
"現在は、武道の奥深さや技の解説、すぐできるコツや考え方などをYouTube（YASU道）で発信し、コラボやQ&Aも交え、20万人を超える登録者たちに武道の魅力を伝えている。"
WEB秘伝open
"オンライン道場（ https://yasudo-online.com）、東京支部（ https://yasudo.jp）も始動!!"

Reputation Sources

How this domain rates across independent threat-intelligence and blocklist providers.

Google Safe Browsing

Not listedCheck ↗

AbuseIPDB

Not listedCheck ↗

Also verify:Spamhaus ↗DNSBL / SURBL ↗PhishTank ↗

04 · Domain & Infrastructure

Domain & infrastructure

Timeline · identity · encryption · redirects · hosting

The plumbing behind the site — who registered it, how it’s encrypted, where it’s hosted, and where it links out. A valid certificate or a calm server doesn’t mean the business is honest — scam sites pass these checks too. Use this to corroborate the verdict, not to overturn it.

Infrastructure map

How the saved page connected to the wider web.

Domainyasudo.jp
Redirects toyasudo.jp
Hosted byFigma, Inc.

Contact Verification

Saved contact details can help identify the operator. Their presence supports traceability; it does not prove the business is trustworthy.

What We Found

No clear contact details on the page

Emails on site's domainNone

Phone numbersNone

Postal addressNot listed

Linked social profiles0

Signal Summary

Several contact red flags

No direct contact email found on the captured page.

Domain & Encryption

Encryption Certificate

StatusValid

ProtocolTLSv1.3

IssuerGoogle Trust Services · WE1

ExpiresNov 8, 2026 (46d)

Self-signedNo

Hosting & Technology

HostingFigma, Inc.

Server locationUS

Web servercloudflare

Redirect Chain

Hops

Cross-domain

Lookalike

Punycode

1301http://yasudo.jp/
2200https://yasudo.jp/

Server Reputation

Abuse Intelligence

Confidence score0%

Reports on file1

ISPFigma, Inc.

Usage typeContent Delivery Network

05 · Evidence Ledger

Evidence ledger

Coverage, provenance, and source freshness remain separate so a missing check is never mistaken for a clean result.

Antivirusunavailable
Browser threat feedcomplete
Page contentpartial
Analysiscomplete
Visual evidencecomplete

Completed analysis

The conclusion is supported by the evidence saved with this report.

Technical threat

unknown

Malware, phishing, credential theft and hostile infrastructure.

No confirmed evidence in this dimension.

Operator / customer risk

unknown

Complaints, withdrawals, business conduct and commercial traps.

No confirmed evidence in this dimension.

Source coverage and freshness

Status shows whether usable evidence was saved; finding shows what that evidence observed.

Source coverage
Source	Result	Completion	Finding
Antivirus	No usable engine result was saved	Unavailable	No saved finding
Browser protection	No browser threat-list match	Completed	No adverse finding
Page content	Page fetched · HTTP 200	Limited	No saved finding
Visual evidence	1 visible observation saved with the page capture	Completed	No adverse finding
Independent research	2 independent findings were saved	Completed	No adverse finding

Antivirus: ResultNo usable engine result was saved; CompletionUnavailable; FindingNo saved finding; FreshnessNot available
Browser protection: ResultNo browser threat-list match; CompletionCompleted; FindingNo adverse finding; FreshnessNot available
Page content: ResultPage fetched · HTTP 200; CompletionLimited; FindingNo saved finding; FreshnessNot available
Visual evidence: Result1 visible observation saved with the page capture; CompletionCompleted; FindingNo adverse finding; FreshnessNot available
Independent research: Result2 independent findings were saved; CompletionCompleted; FindingNo adverse finding; FreshnessNot available

06 · Your Next Move

Your next move

Still, stay alert

No major threat indicators — but a clean scan does not guarantee every page is safe, and phishing emails routinely spoof real domains.

Double-check the exact URL in your address bar
Confirm you are actually on yasudo.jp and not a lookalike like y-asudo.jp or an IDN homoglyph.
Use a password manager
Password managers only auto-fill on the exact domain they were saved for — they refuse to fill lookalike domains, which is the single best phishing defence.
Discuss this site on the forum
If you have first-hand experience with this site — good or bad — share it with the MalwareTips community.
Open

07 · Safety FAQ

Safety FAQ

Common questions, answered directly from the scan data above — so the answers reflect the saved verdict and evidence in this report.

Is yasudo.jp legit and safe?

Our automated security review found no threat indicators on yasudo.jp, so it appears legitimate. Even so, always double-check the exact address in your browser, because phishing emails routinely spoof real, trusted domains like this one.

Is yasudo.jp safe to use?

yasudo.jp has a Safety Score of 92/100 (Safe). Core checks and semantic analysis found no material threat at scan time. Treat unexpected login or payment requests with normal caution.

Could a legitimate site like yasudo.jp still be used in a scam?

Yes — and this is worth understanding. Even trustworthy domains get spoofed in phishing emails (a fake message that only looks like it's from yasudo.jp), and legitimate sites are occasionally compromised on specific pages. A clean verdict means the site itself checks out today; it does not mean every email or link claiming to be from yasudo.jp is genuine. Always reach the site by typing the address yourself rather than clicking links in unexpected messages.

Is yasudo.jp on any phishing or malware blacklists?

No — yasudo.jp is not currently on the major browser blocklist feeds that Chrome, Safari, Firefox, and Edge rely on. Note that blocklists can lag behind brand-new scam domains, so "not listed" is reassuring but not a guarantee on its own.

Does yasudo.jp have a valid SSL certificate?

Yes — yasudo.jp presents a valid TLSv1.3 certificate issued by Google Trust Services · WE1, valid for another 46 days. Important caveat: SSL only encrypts the connection between you and the site — it does not verify who runs it. Almost all scam sites now have valid SSL too, so a padlock alone never means "safe".

Where is yasudo.jp hosted?

yasudo.jp resolves to an IP operated by Figma, Inc. in US (Content Delivery Network). Hosting location alone doesn't make a site good or bad — but hosting that doesn't match a brand's claimed country, or that sits on networks known for abuse, is one of the many signals we weigh alongside the verdict above.

How often is the yasudo.jp report updated?

This report is a record of the scan run on September 22, 2026, and the verdict reflects that point in time. Scam sites change fast — they can go live, get flagged, or vanish within days — so if you believe something about yasudo.jp has changed, MalwareTips staff can run a fresh scan that re-checks every signal from scratch and republishes an updated verdict.

08 · Final Verdict

Final verdict

The saved conclusion, decisive evidence, and practical action in one final view.

Verdict score

92/100

Safe

Official Tokyo branch site for the established YASU道 martial arts brand.

Captured during this scan. Opening this report does not revisit the site.

Conclusion

Recommended actionThe site appears legitimate for martial arts enrollment inquiries. Visitors should review full terms and conditions before submitting any personal information or payments.

Continue toCommunity

09 · Community

Community

First-hand experiences add human context after the scanner has reached its conclusion.

Is yasudo.jp safe?

Official Tokyo branch site for the established YASU道 martial arts brand.

Recognized martial arts brand with established online presence

Clean technical profile with no malicious indicators

Why the score is 92

What the captured page showed

What the site claims

What we observed

What independent research found

What remains unverified

Technical threat

Operator / customer risk

Still, stay alert

Double-check the exact URL in your address bar

Use a password manager

Discuss this site on the forum

Official Tokyo branch site for the established YASU道 martial arts brand.

More reports in this category