メールシステムでしょう
mērushisutemudeshō
1. Probably email system.; It will likely be the email system.
Noun
#231710
1. Probably email system.; It will likely be the email system.
1. system
1. email address
1. email; e-mail
1. automatic lock
2. automatic door-locking system
1. airmail; air mail
1. systems
1. geographic information system; GIS
1. filing system
1. it seems; I think
2. right?; don't you agree?