If you're looking for anime similar to Hagure Yuusha no Estetica, you might like these titles. All recommendations are made by Anime-Planet users like you!
In the midst of a fight on the rooftop of her school, Mikami Inaba is involved in a freak accident. Desperate to save a cage of cute rabbits from falling to their demise, Mikami grabs at the first rabbit she can reach; but during the fall, a flash of magical pink light envelopes her, fusing her with the rabbit and giving her a new voluptuous appearance and loving personality! This alter-ego is named Mimika, and is now her primary form. However, Mikami is as wild and tough as ever, still lying beneath the cute exterior and waiting to regain control of her body when she or her friends are threatened!
Earth is under attack by other-dimensional threats known as Nova, and only the Pandora – girls with special implants that grant them enhanced physical abilities – can battle against them to protect the planet. The military academy Genetics helps train the Pandora, who must choose a younger boy known as a Limiter to assist them in combat. Bridgette L Sattelizer, known to her peers as 'Untouchable', is at the top of her class and lets no one near her – that is, until new student Kazuya Aoi falls into her breasts one day...
Basara Toujo is a high school student whose father has suddenly just remarried. His father then departs overseas leaving Basara with two new beautiful step-sisters. Little does he know, his new sisters, Mio and Maria are actually the new Demon Lord and a succubus!? Almost trapped into a life of servitude, Basara forms a reverse contract by accident and ends up becoming Mio’s master! Hijinks ensue as Basara finds himself in one ecchi situation after another. However, Mio’s life is in danger as she is pursued by demons and heroes!
The irregular at magic high school is set in a world where magic exists but instead of using chants and spells, magic users cast spells with their Casting Assistant Device (CAD). The CAD is infused with the user’s Psions (a substance-less thought particle) that activates the device and constructs the magic ritual.
The Irregular at Magic High School and Aesthetica of a Rogue Hero are both animes that you will like if you like the other.
Some main similarities:
-The main character faces obstacles and challenges that he overcomes with ez. the main character is in that sense overpowered throughout the anime.
-The female lead is seen as the main character's sister and in both animes, they go through a similar expirence of trying to gain friends and be more accepted.
-Themes of magic, fantasy, futuristic, school setting.
Note that Aesthetic of a rogue hero does involve a bit more ecchi + harem theme to it.
Pride, Envy, Wrath, Sloth, Greed, Gluttony, Lust. These are the seven sins laid upon seven girls who rule over Biblia Academy. To retake his world, the boy decides he must control these sins... The boy, Arata Kasuga, has had the world he knows by a mysterious "Collapse Phenomenon", and his cousin Hijiri disappears into another dimension. To understand the Collapse Phenomenon and win back his cousin, he comes to Biblia Academy. There he finds the seven girls and their sins.