What is the 25cm stalk in Ivan Braginsky?
The footprint of a case. Ivan Braginsky is a character in Japanese manga and its adaptation of Axis Powers Hetalia, and a representative country of Russia. The 25 cm trunk is because Ivan Braginsky solved the case only by relying on the clue of 25 cm footprints in a case, which is also a case that made him completely famous.