Roland KR105 Owner's Manual page 58

The selected character appears in the middle of the screen.
Enter the character you are searching for. For example, touching <ABC> in
succession cycles you through the available choices in that character group
("A"→"B"→"C"...).
Touch <A-0> to toggle between alphabets and numerals.
5.
Touch <Search>.
The search results appear in the display.
Touch the song name to select the song.
Touch <Exit> several times to return to the previous screen.
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