Bali Bali Island

Bali Bali Island (バリバリ島, Bari Bari Shima) is an island to the northwest of Love-De-Gard. It is the residence of MadeSuma, The former home of Yoshida and Professor Owl as well as, presumably, where the Signal Monkeys originally came from.

Obtaining Love
There are various music puzzles to complete to get love and receive the Signal Liqueur. The solutions are as follows (the 5 gyamlans played are represented numerically, going from left to right, from 1 to 5, with a bolded number 3 being the one you must hit, by pressing A):

Trivia

 * The gyamlans, from left to right, play the musical notes C, D, E, G, and A. The one you play plays an E note.