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日本海事新聞ニュース Japan Maritime Daily Oct 17, 2025 (Fri)

Tsuneishi Shipbuilding Delivers Japan’s First Hydrogen-Fueled Tugboat

Hydrogen-fueled tugboat “TEN-OH“
 On October 15, Tsuneishi Shipbuilding delivered Japan’s first hydrogen-fueled tugboat named “TEN-OH ・・・ %E3%80%80On+October+15%2C+%3Cb%3ETsuneishi+Shipbuilding%3C%2Fb%3E+delivered+Japan%E2%80%99s+first+hydrogen-fueled+tugboat+named+%E2%80%9CTEN-OH%E2%80%9C+at+its+Tsuneishi+Factory.+It+was+announced+on+October+16.+The+ship+is+equipped+with+a+high-power+hydrogen+co-firing+engine+and+a+large-capacity+high-pressure+hydrogen+gas+storage+and+supply+system+provided+by+JPN+H2YDRO%2C+a+joint+venture+between+the+Tsuneishi+Group+and+the+French+CMB.TECH+Group.+%3Cbr%3E%E3%80%80The+Tsuneishi+Group+has+been+working+on+the+development+and+construction+of+this+ship+as+part+of+The+Nippon+Foundation%E2%80%99s+%E2%80%9CZero+Emission+Ship+Project%2C%E2%80%9C+which+aims+to+develop+ships+with+zero+CO2+%28carbon+dioxide%29+emissions.+%3Cbr%3E%E3%80%80The+ship+is+equipped+with+two+12-cylinder+hydrogen-co-firing+engines+%284%2C400+horsepower+class%29.+By+co-firing+a+blend+of+hydrogen+and+heavy+oil+A%2C+it+achieves+a+reduction+in+CO2+emissions+from+the+propulsion+engine+by+approximately+60%25+compared+to+conventional+tugboats+that+use+only+fossil+fuels.+The+ship+also+has+facilities+to+store+approximately+250+kilograms+of+high-pressure+hydrogen+gas%2C+allowing+it+to+utilize+hydrogen+fuel+while+maintaining+operational+performance+equivalent+to+that+of+conventional+fuel-based+operations.+%3Cbr%3E%E3%80%80Even+if+a+malfunction+occurs+in+the+hydrogen+fuel+system%2C+the+ship+can+continue+to+operate+on+heavy+fuel+oil+A+alone%2C+ensuring+the+safety+of+the+ship.+%3Cbr%3E%E3%80%80Sachio+Okumura%2C+president+of+%3Cb%3ETsuneishi+Shipbuilding%3C%2Fb%3E%2C+said%2C+%E2%80%9COur+company+is+working+together+with+our+Japanese+and+overseas+bases+to+develop+and+build+ships+that+run+on+new+fuels%2C+such+as+methanol+and+LNG+%28liquefied+natural+gas%29.+We+will+work+together+as+a+group+to+utilize+the+technology+we+have+cultivated+through+the+development+of+the+hydrogen-fueled+tugboat+and+contribute+to+the+decarbonization+of+the+maritime+industry.%E2%80%9C+%3Cbr%3E%3Cbr%3E%3Cbr%3E%3Cbr%3EDisclaimer%3A+The+English+translations+provided+through+this+service+are+the+result+of+translations+made+by+The+Japan+Maritime+Daily+or+automatically+and+mechanically+translated+by+The+Japan+Maritime+Daily+using+an+automated+translation+system+provided+by+a+third+party+after+certain+processing+of+the+Japanese+content+licensed+by+the+third+party.+In+terms+of+the+English+translation%2C+The+Japan+Maritime+Daily+and+MarineNet+Co.%2C+Ltd.+make+no+warranty+or+burden+of+any+kind%2C+express+or+implied%2C+including+its+accuracy%2C+reliability%2C+validity+or+fitness+for+a+particular+purpose.+MarineNet+Users+should+fully+understand+that+this+service+uses+an+automated+translation+system+that+automatically+and+mechanically+recognizes+and+analyzes+information+and+produces+results.+The+users+should+understand+the+above+conditions+before+using+this+service.%3Cbr%3E%3Cbr%3E%E5%85%8D%E8%B2%AC%E4%BA%8B%E9%A0%85%EF%BC%9A%E3%81%93%E3%81%AE%E3%82%B5%E3%83%BC%E3%83%93%E3%82%B9%E3%82%92%E4%BB%8B%E3%81%97%E3%81%A6%E6%8F%90%E4%BE%9B%E3%81%95%E3%82%8C%E3%82%8B%E8%8B%B1%E8%A8%B3%E3%81%AF%E3%80%81%E6%97%A5%E6%9C%AC%E6%B5%B7%E4%BA%8B%E6%96%B0%E8%81%9E%E3%81%8C%E4%BD%9C%E6%88%90%E3%81%99%E3%82%8B%E3%81%8B%E3%80%81%E5%8F%88%E3%81%AF%E3%80%81%E7%AC%AC%E4%B8%89%E8%80%85%E3%81%8B%E3%82%89%E4%BD%BF%E7%94%A8%E8%A8%B1%E8%AB%BE%E3%82%92%E5%8F%97%E3%81%91%E3%81%9F%E6%97%A5%E6%9C%AC%E8%AA%9E%E3%81%AE%E3%82%B3%E3%83%B3%E3%83%86%E3%83%B3%E3%83%84%E3%82%92%E3%80%81%E6%97%A5%E6%9C%AC%E6%B5%B7%E4%BA%8B%E6%96%B0%E8%81%9E%E3%81%8C%E4%B8%80%E5%AE%9A%E3%81%AE%E5%87%A6%E7%90%86%E3%82%92%E8%A1%8C%E3%81%A3%E3%81%9F%E4%B8%8A%E3%81%A7%E3%80%81%E7%AC%AC%E4%B8%89%E8%80%85%E3%81%8C%E6%8F%90%E4%BE%9B%E3%81%99%E3%82%8B%E8%87%AA%E5%8B%95%E7%BF%BB%E8%A8%B3%E3%82%B7%E3%82%B9%E3%83%86%E3%83%A0%E3%82%92%E5%88%A9%E7%94%A8%E3%81%97%E3%81%A6%E8%87%AA%E5%8B%95%E7%9A%84%E3%83%BB%E6%A9%9F%E6%A2%B0%E7%9A%84%E3%81%AB%E7%BF%BB%E8%A8%B3%E3%81%97%E3%81%9F%E7%B5%90%E6%9E%9C%E3%81%A7%E3%81%82%E3%82%8A%E3%80%81%E6%97%A5%E6%9C%AC%E6%B5%B7%E4%BA%8B%E6%96%B0%E8%81%9E%E3%80%81%E3%83%9E%E3%83%AA%E3%83%B3%E3%83%8D%E3%83%83%E3%83%88%E3%81%AF%E3%80%81%E5%BD%93%E8%A9%B2%E8%8B%B1%E8%A8%B3%E3%81%AB%E9%96%A2%E3%81%97%E3%81%A6%E3%80%81%E3%81%9D%E3%81%AE%E6%AD%A3%E7%A2%BA%E6%80%A7%E3%80%81%E4%BF%A1%E9%A0%BC%E6%80%A7%E3%80%81%E5%A6%A5%E5%BD%93%E6%80%A7%E5%8F%8A%E3%81%B3%E7%89%B9%E5%AE%9A%E7%9B%AE%E7%9A%84%E3%81%B8%E3%81%AE%E9%81%A9%E5%90%88%E6%80%A7%E3%82%92%E5%90%AB%E3%82%81%E3%80%81%E6%98%8E%E7%A4%BA%E5%8F%88%E3%81%AF%E9%BB%99%E7%A4%BA%E3%81%AB%E3%82%82%E3%80%81%E3%81%84%E3%81%8B%E3%81%AA%E3%82%8B%E4%BF%9D%E8%A8%BC%E3%82%82%E3%81%97%E3%81%BE%E3%81%9B%E3%82%93%E3%80%82%E3%83%9E%E3%83%AA%E3%83%B3%E3%83%8D%E3%83%83%E3%83%88%E3%83%A6%E3%83%BC%E3%82%B6%E3%83%BC%E3%81%AF%E3%80%81%E3%81%93%E3%81%AE%E3%82%B5%E3%83%BC%E3%83%93%E3%82%B9%E3%81%8C%E3%80%81%E8%87%AA%E5%8B%95%E7%9A%84%E3%81%8B%E3%81%A4%E6%A9%9F%E6%A2%B0%E7%9A%84%E3%81%AB%E6%83%85%E5%A0%B1%E3%82%92%E8%AA%8D%E8%AD%98%E3%83%BB%E5%88%86%E6%9E%90%E3%81%97%E3%81%A6%E7%B5%90%E6%9E%9C%E3%82%92%E5%87%BA%E5%8A%9B%E3%81%99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