Reincarnated as a Neglected Noble: Raising My Baby Brother With Memories From My Past Life Anime Adaptation Announced

The newly released official website of the fantasy anime Reincarnated as a Neglected Noble: Raising My Baby Brother With Memories From My Past Life has released the first promotional video showcasing a July 2025 release date.

Two cast members were announced:

• Kuno Misaki as Kakunoi Ageha
• Ise Mariya as Regulus

Messages from the cast, original author Yashiro, light novel illustrator keepout, and manga illustrator Fujioka Youko have also been shared:

• Kuno Misaki (Voice of Kakunoi Ageha):
  “I thought Ageha was such a graceful person, accepting his fate and trying to enjoy each day. Ageha is surrounded by many kind people, including his adorable younger brother Regulus. I hope I can convey those same heart-warming feelings to everyone. Please look forward to the anime airing ♪”
  
• Ise Mariya (Voice of Regulus):
  “I’m Ise Mariya, and I’ll be playing Regulus. Congratulations on the anime adaptation of the drama CD! Congratulations!!! I can’t wait to see Ageha and Regulus in action! I hope you enjoy the anime as well! Thank you very much!”
  
• Yashiro (Original Author):
  “Thanks to all of you, Shirohiyo has been made into an anime. Thank you. From the time I was approached about the role to now, the universe has been spreading out behind me, and I feel stunned. Is this a dream…? No, but I think that even among the dreams I can see with my eyes open, I am being shown something wonderful. This is all thanks to all the readers who support Shirohiyo and everyone who has been involved in bringing Shirohiyo to the world. From now on, the Kakunoi brothers will be moving into the hands of even more amazing staff members. I hope that everyone who loves and supports Shirohiyo will enjoy Super Kakunoi Time.”
  
• keepout (Light Novel Illustrator):
  “Congratulations on the anime adaptation! As a fan of the series, I’m looking forward to seeing the two adorable brothers move, talk, and get squishy (and happy)!”
  
• Fujioka Youko (Manga Illustrator):
  “Congratulations on the anime adaptation! I look forward to seeing the appeal of the original work spread even further.”

keepout and Fujioka Youko have also shared celebratory illustrations.

The first key visual has been unveiled.

About Reincarnated as a Neglected Noble: Raising My Baby Brother With Memories From My Past Life:
Soft cheeks and a round belly.
Kakunoi Ageha, a spoiled five-year-old boy, has memories of his past life. A boyish boy who loved cooking, sewing, and singing.
This sparkling fantasy world is full of elegant, beautiful, and mysterious things!
From beautiful elves to gods who are beyond human understanding, and even magical powers!
And above all, there’s Regulus, his fluffy “chick” younger brother who loves his big brother.
But behind the scenes, there is friction within the Kakunoi family, who are Counts, and the corruption of the imperial nobility is growing…
With the help of the skills from their past lives, the power of gods, elves, and the occasional magic, these young siblings take on the challenge of managing a territory in this fantasy story!