Kotaro Higashi

Kotaro Higashi (東光太郎, Azuma Kōtarō?) is the first and currently the only one human who chosen asUltraman Taro's human host.

Ultraman Taro
Kotaro Higashi wanted to be a championship boxer. However, fate had other plans as he fell thousands of feet from the Earth after Astromons, a new creature in the third age of monsters, shook him off. The Five Ultra Brothers brought Kotaro's body to their home world of Nebula M78 many years into the past. It was there that Mother of Ultra merged Kotaro with Ultraman Taro, who would now form theSix Ultra Brothers. Before merging with Kotaro, Taro spent many years to hone his skills similar to the original five Ultra Brothers by mimicking their attacks through battles from both the past and future. After the merge was complete, Kotaro was taken back to present day Earth being the human host of Taro and as Astromons was ravaging a city Kotaro turned into Ultraman Taro. Not long after Astromons's defeat Kotaro joined ZAT and fought in a new era of kaiju and fought many other mosters.

At the end, Kotaro gave the Ultra Badge back to Lady In Green. However, not long after he give the Ultra Badge back, a giant monster called "Alien Valkie", attacked the Tokyo was surprised. And Kotaro fight him with his own human powers and his friends from ZAT.