I'd suggest 'Basara'. It shares the theme of epic battles and complex character relationships that are similar to what you find in Red River.
You might like 'Fushigi Yûgi'. Both have strong female leads and epic storylines. Also, the art styles are somewhat comparable.
There are several manga that share similarities with Red River. For example, 'Fushigi Yûgi' has elements of adventure and romance like Red River.
Manga like 'The Rose of Versailles' and 'The Twelve Kingdoms' might appeal if you enjoy 'Red River'. 'The Rose of Versailles' has historical drama and powerful female characters, and 'The Twelve Kingdoms' offers a rich fantasy world-building.
I'd recommend 'Fushigi Yûgi'. It shares the theme of epic quests and characters facing various challenges, similar to Red River. Also, the character development and world-building are quite engaging.
You could check out 'From Far Away'. It shares some similarities in terms of the epic nature of the story and the diverse characters, similar to Red River. Also, both have elements of mystery and discovery.
One manga series similar to Red River could be 'From Far Away'. It shares elements of adventure and fantasy.
I'd recommend 'Fruits Basket'. It has similar elements of romance and complex character relationships like Red River.
You might like 'From Far Away'. Both have elements of romance and adventure, and the art styles are somewhat alike. Also, the storylines keep you engaged throughout.
I'd recommend 'Basara'. It has a rich plot and complex characters, much like Red River. The themes of love, power, and destiny are explored in both.
You might like 'Basara'. Both have strong female leads and epic storylines. Also, 'Fushigi Yûgi' has some similarities in terms of the fantastical setting and character development.
One such manga could be 'From Far Away'. It has elements of epic love and historical settings like Red River.