This category deals with various bell sound effects and SE. It seems that "4 beat cowbell and synth drum loop" can be used as BGM of thinking time of the quiz competition. There is a sound source that uses a drum loop other than the above. These sound effects are likely to be active in the scenes of games and video works. In addition, sound effects such as "Killan" and "Sharan" can be used as magic sound effects, and can also be used as sound effects when changing scenes on the stage. The sound effect of a cowbell called "Kakaka" can be sharpened by incorporating it effectively to the music.