Shiba Inu is an ERC-20 token created in August 2020, inspired by the Shiba dog breed and positioned as a 'Dogecoin killer.' Built on the Ethereum blockchain, it is part of a broader ecosystem that includes decentralized finance applications, NFTs, and the ShibaSwap platform. Its community-driven growth and speculative trading have made it one of the most notable meme coins in the cryptocurrency market.