The official website for the TV anime adaptation of Yashiro’s Reincarnated as a Neglected Noble: Raising My Baby Brother With Memories From My Past Life light novel series confirmed that the anime will make its TV debut on July 6. It will air on Tokyo MX, YTV, and BS Fuji channels, and the anime is currently streaming on ABEMA for free in Japan.
Wanuka performs the opening theme song “Kuchinaoshi (Palate Cleanser),” and Ms. OOJA performs the ending theme song “Mada Shiranai Story (Yet Unknown Story).”

The cast of the Reincarnated as a Neglected Noble: Raising My Baby Brother With Memories From My Past Life anime includes:
- Misaki Kuno as Ageha
- Mariya Ise as Regulus
- Shunichi Toki as Romanov
- Aki Toyosaki as Princess Hyakka
- Haruhi Nanao as Rottenmeyer
- Rie Hikisaka as Alice Utsunomiya
- Kōji Yusa as Victor
- Ayumu Murase as Igor
- Hiroki Nanami as Laala
Masafumi Sato directs the anime at Studio Comet. Mitsutaka Hirota is in charge of the series scripts, Tomoko Miyakawa is the character designer, and Arisa Okehazama composes the anime’s music.
Yashiro launched the light novel series on the Shōsetsuka ni Narō website in August 2018, and the series is still ongoing. TO Books will publish the 13th volume on January 15 with illustrations by keepout. The manga adaptation of the light novel series launched in September 2020 on TO Books’ Comic Corona manga website. TO Books published the manga’s 5th and latest volume on January 15, and MangaPlaza releases the manga in English.