– 4th-floor southwest-facing corner unit in "Diana Court Koishikawa Harimazaka Residence" in Koishikawa, Bunkyo Ward, Tokyo, completed November 2025 – 1SLDK+WIC+SIC layout with approximately 71.0 sq.m. of floor area, featuring two-sided balconies including a service balcony – Gas floor heating in the living/dining area, dishwasher with integrated water purifier faucet, and bathroom heating/drying with mist sauna function – Reinforced concrete construction, 6 stories above ground, just 23 total units – Approximately 7 minutes on foot from Myogadani Station on the Marunouchi Line, with access to 4 stations and 4 lines – Close to Koishikawa Botanical Gardens, in a quiet, well-established Bunkyo Ward neighborhood – Brand-new, boutique-scale residence offering rare newly-built value in a highly sought-after central Tokyo location