Shigekiyo Yangu (矢安宮 重清, Yangū Shigekiyo), nicknamed Shigechi (重ちー, Shigechī), is a secondary ally featured in the fourth part of the JoJo's Bizarre Adventure series, Diamond is Unbreakable, specifically in the "'Shigechi's' Harvest" and "Yoshikage Kira Just Wants to Live Quietly" story arcs.
Shigechi is a kid using his Stand, Harvest, to collect money throughout the town, Shigechi befriends Josuke Higashikata and Okuyasu Nijimura. However, he accidentally discovers that Yoshikage Kira is a serial-killer and is killed, prompting Josuke Higashikata and his friend's search for the murderer.