Akira is Kenji's brother, and they have one sister named Hana. Hana is married to Taro, and they have two children, a son named Yuto and a daughter named Saki. How is Taro related to Akira and Kenji, and what is the relationship between Yuto and Saki to Akira and Kenji? Provide a very short response.
Taro is married to Hana, who is the sister of both Akira and Kenji, which makes Taro Akira's and Kenji's brother-in-law. Yuto and Saki are the children of Hana and her husband Taro, so Yuto and Saki are both Akira's and Kenji's nephew and niece, respectively.