^ Same here. Realistically simple and unexaggerated. Also, I prefer bows that are directly situated above the parietal lobe of Reina's cerebral cortex.
Reina's colorful, expressive bows are just really an extension of her polychromatic personality and possibly her innermost psychological processes, nothing more. Move on.
^ ^ I typically don't mind them as long as they're not crazy with patterns. example would be say chi's in Osakebi album, plain white ones on the Fankora concert set, this one right here, and pretty well any that one medium-small sized with JUST plain solid color. nothing overly big, no seriurific patterns or anything that, just basic size and 1 or 2 solid colors.