Weekly Shōnen Jump Things

Demonic Statue of the Outer Path is a giant, stone creature that is summoned by the Akatsuki and is used to extract ad hold the Tailed Beast Spirits removed from the Jinchuriki.It is also the vessel for the Ten-Tails.

The Forehead Protector is worn by all official ninjas of a specific village. It is a cloth headband with an engraved metal plate bolted on. The engraving marks the region of the ninja.

Kunai Knife is a hand-held metal dagger. It has a leaf-shaped blade, handle, and a ring at the end. It is a multiple use weapon that can also be used as a throwing knife. It is one of the most commmon ninja weapns used in the series.

The straw hat Luffy wears actually belongs to the pirate Red Hair Shanks. It's Luffy's greatest treasure.

The Sandai Kitetsu is one of Zoro's swords. All owners of the Demon-Splitter swords died.

One of the Wazamono 21 swords. It originally belonged to the samurai Ryuuma but after his defeat by Zoro. Ryuuma gave it too him saying the sword would be satisfied with Zoro as its master.

The Transponder Snail is one of the major forms of quick, long-distance communication in One Piece. There are many different kinds.

A set of tools said to have once been wielded by the Sage of the Six Paths.

The sword Wadō Ichimonji is Zoro's most precious of his three swords, and one of the Wazamono 21. The original owner was Kuina.

A Zanpakuto is a sword wielded by a Soul Reapers to destroy Hollows. They can appear to be many different styles of swords or bladed weapon.