In Ichigo's bedroom, the Bleach Manga volumes can be seen stacked on one shelf of his bookcase.
The roles of Ichigo, Urahara, Uryu, and Orihime retain their English voice actors from the anime. Funnily, the voice in the anime of Ichigo's sister Yuzu switched roles to voice Ichigo's other sister Karin in this film. While some voice actors did play minor roles in the bleach anime, all other dubbed voices are not the anime English voices for those characters.
Tite Kubo chose "News From the Front" (Bad Religion) as the theme song of Ichigo Kurosaki, and in Ichigo's room, you can see several posters of that band.
"Bleach" creator Tite Kubo's only concern about a live-action adaptation of his work was Ichigo's orange hair color, which he thought would be strange for a Japanese person.
During Ichigo's fight with Grand Fisher, Chad uses a broken restaurant sign as a shield to protect his friends. In the Bleach saga, Chad would develop supernatural powers and become an ally of Ichigo, and one of his major powers was to turn his arm into a giant shield.