Himabu is a chat app intended for students and teenagers, developed by nanameue Inc. With a daily post count of up to 4 million, it is one of the most popular chat apps in Japan. It aims to make the lives of students more colorful by offering a platform to make new friends beyond school or university.

The app comes with numerous fun features that make it easy and safe to chat with friends. You can make one-on-one or group calls with up to 12 people, and video calls with up to 6 people. You can also post and repost messages, vent, and seek advice without any restrictions. Additionally, you can share pictures to make your posts more interesting, create clubs to gather friends with similar interests, and follow your favorite friends to view their posts in the timeline. The timeline is a great feature to read during your free time. Lastly, there is a VIP system that gives you access to additional fun features. Note that this app is only intended for students, and working professionals are not allowed to use it for security reasons.