Tsutomu Tomishima

Identifying the cause of concrete cracking due to water leakage

AbstractWater leakage is often the primary cause of concrete deterioration in apartment buildings. Although concrete is designed to last over a century, water leakage leads to carbonation, red rusting of reinforcing bars, and through-cracks—factors that shorten the building's lif...

Reading the Atmosphere of the Myriad Gods:In Search of a Solution to the Film On the Eve of War: A Dialogue with AI

AbstractI watched the film On the Eve of War. Objective data clearly shows that a war with the United States would result in Japan’s catastrophic defeat. Japan’s ruling elite and the top leadership of the military fully understood this fact. The protagonist, unable to find a way...

Reading the Atmosphere of the Myriad Gods:In Search of a Solution to the Film On the Eve of War: A Dialogue with AI

AbstractI watched the film On the Eve of War. Objective data clearly shows that a war with the United States would result in Japan’s catastrophic defeat. Japan’s ruling elite and the top leadership of the military fully understood this fact. The protagonist, unable to find a way...

Repair Method for Rain Leakage in Concrete: Regeneration of Penetrating Cracks, Carbonation, and Rebar Corrosion

AbstractThe most distinctive feature of the method presented in this paper is its low cost—estimated at 1/10 to 1/20 of conventional approaches. It eliminates dust-generating chiseling and grinding, relying instead on chemical impregnation, which offers high workability. Concrete...