Type the lyrics of the song (on your smartphone) 3. Trace words or tap the button according to the timing of a song, with listening to music. Full of functions will help you to make lyrics easily, such as rewinding, speed control, a skip of +-,preview,and more. 4. Just tap “POST” button when you complete the synchronized lyrics. You can share it on twitter or LINE (*) Free member registration is required to post lyrics. You can view the lyrics you posted in the popular free music player application "PetitLyrics" ■ Copyright ■ JASRAC:9010293015Y38026 NexTone:ID000001483