Am I Actually the Strongest? manga volume 1 features story by Sai Sumimori and art by Ai Takahashi.

Being reincarnated into another world with the promise of a "cheat" power is one thing, but being reborn as a baby, and then left for dead after your royal parents think you're powerless? That's another thing entirely! Now the newly born Reinhart--Hart to his new friends--must find his way through a dangerous world...but luckily he's got magic that's quite literally off the charts!

Am I Actually the Strongest? manga volume 2 features story by Sai Sumimori and art by Ai Takahashi.

After Hart saved his mother and younger sister, Charlotte, form the Imperial Soldiers, Charlotte goes from fearing her older brother to mistaking him for a hero in pursuit of justice! Deciding to play along, Hart calls himself the Black Knight and ventures forth to protect the frontier region he calls home, only to discover the true mastermind targeting his family...

Am I Actually the Strongest? manga volume 3 features story by Sai Sumimori and art by Ai Takahashi.

After discovering that the one after his sister Charlotte's life is his own birth mother, Queen Gizelotte, Hart decides to confront her directly. What will happen when mother and child come face to face for the first time in ten long years? And to add insult to injury, Hart is being forced to attend school in the royal capital, so how on earth will he get out of this one?

Am I Actually the Strongest? manga volume 4 features story by Sai Sumimori and art by Ai Takahashi.

In a strange turn of events, Haruto rescued a blizzard dragon called Liza, and she has now taken up residence in his home as a servant! However, the time has come for him to go to school in the capital, and he must decide which servant to bring. How will he manage to resolve this one? Meanwhile, unbeknownst to Haruto, there are many around him with hidden agendas; just how will his life in the capital unfold?