The download of this application doesn't contain viruses or any kind of malware. The app is developed by Yahoo Japan Corp. and its category is Communication. Y!mobile メール was downloaded and installed by over 5M users and its most recent stable release was on Apr 23, 2019.
Google Play shows that this application is rated 4 by its users. The app is often downloaded by LG and Motorola users. Get the setup package of Y!mobile メール 3.5.1 that is completely free and check out users' reviews on Droid Informer.