Mezue ahịrịokwu na-esonụ: N'oge Agha Russia na Japan, "Chōkai" nyere aka na Siege nke Port Arthur. N'oge mgbalị nke atọ iji mikpuo ụgbọ mmiri ochie na-ebu ibu iji gbochie ụzọ ịbanye n'ọdụ ụgbọ mmiri Port Arthur, "Chōkai" nọ dị ka otu n'ime ndị na-eso ya. N'otu ọrụ bọmbụ n'ikpere mmiri na 26 Mee 1904 iji kwado ndị agha nke abụọ nke ndị Japan n'agha nke Nanshan (ya na ndị na-agagharị agagharị), "Chōkai" bịara n'okpuru ọkụ, na onye isi ya, Lieutenant Commander Hayashi Michio nwụrụ. Onye nọchiri ya bụ Lieutenant Commander Hirose Katsuhiko, nwanne nwoke nke dike agha a ma ama bụ Takeo Hirose, onye duziri "Chōkai" site na njedebe nke agha ahụ, gụnyere ndị agha Japan.
Ịwakpo Sakhalin na ngwụcha agha.