Claim: 4672 Takuboku, a background asteroid from the inner regions of the asteroid belt, was discovered by S. Ueda and H. Kaneda on April 17, 1988 and was named after Japanese poet Takuboku Ishikawa.
Evidence: 4672 Takuboku, provisional designation 1988 HB, is a background asteroid from the outer regions of the asteroid belt, approximately 35 kilometers (22 miles) in diameter.