Primary

• Chin Gentsai Teacher of Athena Asamiya
• Chin Gentsai Teacher of Bao
• Chin Gentsai Teacher of Sie Kensou

Extended

• Athena Asamiya Former teammate of Bao
• Athena Asamiya Student of Chin Gentsai
• Athena Asamiya Teammate of Sie Kensou
• Sie Kensou In love with Athena Asamiya
• Sie Kensou Student of Chin Gentsai
• Sie Kensou Teammate of Bao
• Bao Student of Chin Gentsai
• Bao Former teammate of Athena Asamiya
• Bao Former teammate of Sie Kensou