MYWOT
Child safety
Very poor
Confidence
0%
Trustworthiness
Good
Confidence
5%
MALICIOUS CONTENT INDICATORS
Koyukan.jp most likely does not offer any malicious content.
Secure connection support
HTTPS
Koyukan.jp provides SSL-encrypted connection.
ADULT CONTENT INDICATORS
Koyukan.jp most likely does not offer any adult content.
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こうゆうかん
埼玉を中心とした学習塾。中学受験、高校受験、中間テスト・期末テスト対策、成績アップ