''A newly developed high-temperature and high-pressure steam boiler.<br>Based on the superheated high-pressure boiler used in [[Shimakaze]], but improved for mass production and usability, it replaces the previous conventional Kampon type boiler.<br>With higher power and reduced fuel consumption, it greatly improves evasion.<br>Combine it with an [[Improved Steam Turbine]] for even higher speed. | ''A newly developed high-temperature and high-pressure steam boiler.<br>Based on the superheated high-pressure boiler used in [[Shimakaze]], but improved for mass production and usability, it replaces the previous conventional Kampon type boiler.<br>With higher power and reduced fuel consumption, it greatly improves evasion.<br>Combine it with an [[Improved Steam Turbine]] for even higher speed. |