Generate a topic word for the given sentence. A topic word is usually the name of a person, place, animal, concept or object the sentence is focusing on.

hiragana are part of the japanese writing system.
hiragana

an aloha shirt (also known as a hawaiian shirt) is a type of shirt that comes from hawaii.
aloha shirt

james baskett (february 16, 1904 – july 9, 1948) was an american actor.

james baskett