Case Closed: Happy New Year, Kogoro Mouri

Meitantei Conan: Tokubetsu-hen - "Kinga Shinnen Mouri Kogorou"

名探偵コナン特別編「謹賀新年毛利小五郎」

Special episode consisting of two short stories. The first being an expanded version of Detective Conan: The Fugitive Kogorou Mouri, which was never aired on TV till now. The second half being a brand new New Years Day segment. (Source: MAL)