User-Agent: KDDI-Googlebot-Mobile
Allow: /opn

User-Agent: Googlebot-Mobile
Allow: /opn

User-Agent: VodafoneKKSearch
Allow: /opn

User-Agent: SoftBankMobileSearch
Allow: /opn

User-Agent: Y!J-SRD
Allow: /opn

User-Agent: Y!J-MBS
Allow: /opn

User-Agent: *
Disallow: /