"OMOTENASHI GUIDE -Lite-" is a service designed for iPhone users by Yamaha Corporation. It aims to make Japanese announcements accessible to individuals of all ages, nationalities, and abilities. The app converts Japanese announcements into text for users with hearing impairments and provides translations into foreign languages for those who do not understand Japanese.

To use the app, simply open it when encountering a Japanese announcement marked with "OMOTENASHI GUIDE" and press the center button. The app utilizes the smartphone's microphone to receive announcements. It is crucial to ensure that the microphone permission is enabled for accurate announcement conversion. Additionally, users need to configure settings related to microphone, location services, and Bluetooth for optimal functionality.