Interracial/Cultural Yaoi/BL

Chinese/Japanese
Long distance Chinese friend flies to see Japanese friend every year for vacation

Korean/Japanese
Korean actor and Japanese company worker with language barrier

Mixed Asian/Japanese
Seme is Yakuza, half Southeast Asian(unspecified) and half Japanese(he also speaks Chinese) and Japanese uke is a doctor
(Yes I know that yakuza stuff falls under stereotypes but we’ve got slim pickings as is, and it’s not a cartoonish evil portrayal, more like a fact of life)

Maasai-African/Japanese
Maasain exchange student and Japanese host student and animal lover
Goofy and lighthearted

Mixed Asian/Japanese
Chapters 5-7
Seme is half Indian and half Japanese boss of Japanese partner

Mixed/Japanese
Half Latino(unspecified), half Japanese transfer student bonds with Japanese student (who has green eyes) over not speaking English despite their appearances

Korean/Japanese
Korean student in Japan becomes stand in parent for Japanese Yakuza’s son
(Again, yakuza stuff falls under stereotypes but this is more of a slim pickings situation, but also this is a fairly unserious story, the seme’s tattoo is a testament to that, not my taste but maybe yours?)

Japanese/Mixed
Half Italian and Half Japanese uke whose come to the village from Italy, Japanese seme is a yankee farmer

Mixed/Japanese
Half Russian half Japanese student enters codependent relationship with mysterious Japanese student

Chapter 5-6
Sequel to Asa to Mitya