Bleach have unusual weapons in general, though I find this weapon quite unusual... Even compared to other weapons, like Renji's Bankai and Komamura's Shikai and Bankai.
I can't post pics right now, but I have a huge 列表 of characters with weird weapons...
Ichigo Momomiya has a 粉, 粉色 bell Retasu Midorikawa has green castanets Purin Fong has two tambourines China has a 炒锅 and ladle Amu Hinamori has a whisk, rollerblades, a baton, a conductor's stick, and a giant paintbrush All of the 《美人鱼》 from Mermaid Melody have their voices Edward and Alphonse Elric have alchemy Envy has shapeshifting Greed has his "ultimate shield" Tadase Hotori has a yellow wand thing that shoots glowing pudding Yaya Yuiki has a hoard of rubber duckies Rima Mashiro has a tightrope and juggling pins Kukai Souma has a skateboard and a 足球 ball Blossom has a yoyo Bubbles has a bubble blower Sailor Moon has her tiara Sailor Mercury has bubbles that create fog Sailor Venus has a chain made of hearts