Reiji Akaba/Relationship

Himika Akaba

Reiji is shown to be good terms with his mom. Both of them agree on what they are doing and are shown to have a normal mother-son relationship. Also, Himika would often call him Reiji-san, which means "respected" in Japanese.

Reo Akaba 

Reiji considers his father as an enemy and he seems to hold a grudge for his father as it is seen in Episode 25 when Reiji told Shun Kurosaki that he is prepering some Duelists to defeat Reo.

Reira Akaba 

Reria is shown to be fearful when others are around except for his brother, Reiji. Reria appears to care Reiji a lot. Even Reiji also appears to care for him. Reiji seems to be a good brother to Reira.

Others 

Yuya Sakaki 

Reiji is mentioned to be one of Yuya's rivals, but he doesn't show any dislike to him. In fact, Reiji defended Yuya when he was accused of attacking his emoloyes by Mr. Sawatari. He appears to have a respect for Yuya, and is also shown to take an interset in him as well.

Nakajima 

Reiji is shown to be in good terms with Nakajima: they both listen to each others' instuctions and are shown to work quite well together and would often agree on each others' advice.

Shun  

At first, Shun was targeting LDS in order to capture Reiji but later considers him an ally. Reiji offered Shun to take part in The Miami Championship and to enroll in LDS to fight Reo and to get his sister back.