The Aja Mask is a fearsome artifact from Battle Tendency, forged when Kars married the Red Stone of Aja to an ordinary Stone Mask. By seating the great gem where the forehead sits, he built the one device capable of carrying him beyond the…
The Bow and Arrow, and above all the Arrow itself, is one of the most consequential objects in JoJo's Bizarre Adventure. First felt in Diamond is Unbreakable, it awakens Stands in those pierced by it, seeding new powers across four…
DIO's Bone is a fragment of DIO's own body, handed to the priest Enrico Pucci as a keepsake before the events of Stone Ocean. Seemingly a simple relic, it becomes the grotesque seed from which the Green Baby, and ultimately the Stand…
DIO's Diary, also titled The Way to Heaven, is a pivotal record in Stone Ocean that lays out DIO's cryptic scheme for reaching a state he calls Heaven. Though Jotaro Kujo burns it, the plan lives on in his memory, making him a prime target…
A DISC is a disc-shaped object created and controlled by Whitesnake, the Stand of Enrico Pucci, throughout Stone Ocean. Each one holds either a person's Stand or their memories, pulled out of the body in solid form for Pucci to store,…
Joseph's Walkman is a recurring visual motif in JoJo's Bizarre Adventure, a portable music player that surfaces at the close of nearly every part where Joseph Joestar appears. Less a weapon than a signature, it marks his lasting fondness…
The Locacaca is a rare and mysterious plant that drives much of the conflict in JoJolion. Its fruit can heal grievous wounds and even reverse the petrifying stone disease, but always through a brutal bargain: every part it restores is paid…
Locacaca 6251 is an experimental drug refined from the Locacaca fruit by the leadership of the Locacaca Organization. Taken by mouth, it delivers a controlled form of the plant's equivalent exchange, healing severe wounds while trading…
Minor Items collects the small props that dot JoJo's Bizarre Adventure without earning pages of their own. Spanning every part from Phantom Blood to The JOJOLands, the list gathers letters, weapons, training gear, enchanted meals, and…
The Red Stone of Aja is a flawless crimson gem that the Pillar Men crave and the object that steers the whole plot of Battle Tendency. Nicknamed the Super Aja, it can gather light and throw it back as a searing beam, and when paired with a…
The Saint's Corpse is a set of ancient, self-preserving human remains that anchors the plot of Steel Ball Run and echoes into JoJolion. Broken into nine scattered Parts, it hands Stand powers to those it fuses with, and the story strongly…
Steel Balls are precision spheres built to channel the Spin, the signature technique of Steel Ball Run. Gyro Zeppeli and the guardsman Wekapipo favor them, though anyone skilled in the Spin can turn a rolling ball into a weapon that…
The Stone Mask is an ancient artifact that turns its wearer into a Vampire, and it sets the entire Joestar saga in motion. First used in dark Aztec rites, one such mask transforms Dio Brando in Phantom Blood, and Battle Tendency later…
The Wedding Rings of Death are hollow, venom-filled bands the Pillar Men use to bind an enemy to a promise. Anyone who agrees to fight them at a later date carries the ring inside his body, and if he tries to flee the deadly poison is…
Zombie Horse is a bizarre remedy handed to members of the Zeppeli family in Steel Ball Run. Gyro Zeppeli receives it from the King of Naples, and despite its ghoulish name it works as a living healing string that can knit torn flesh back…
This content is original writing by Daddy Jim Headquarters based on the Dragon Ball anime series, manga, and official materials. Episode and chapter references are cited where applicable.
Character and scene imagery on this site is original artwork by Daddy Jim Headquarters, not screenshots or licensed imagery. Official cover art is used on three types of pages for editorial commentary:
Official resources:
Daddy Jim Headquarters maintains this encyclopedia. If you spot an error, a translation issue, or something that doesn't look right, let us know.