Maintenance and dredging work of the Sumida River at Kodai, Adachi-ku

भवन-र्किटेक्चर / Maintenance and dredging work of the Sumida River at Kodai, Adachi-ku
प्रकृति-लैंडस्केप / Maintenance and dredging work of the Sumida River at Kodai, Adachi-ku
परिस्थितिकी / Maintenance and dredging work of the Sumida River at Kodai, Adachi-ku