Meanings

great disaster

assassination of US President John F. Kennedy (November 22, 1963)

Chernobyl disaster (April, 1986)

Chernobyl disaster (April, 1986)

restaurant industry

puff piece (in a newspaper, etc.)

business entity

certain reasons

pleasant circumstances

Aizawa incident (assassination of Major General Tetsuzan Nagata by Lieutenant Colonel Saburo Aizawa; August 12, 1935)

how it came about

related article

worst

public works

National Government Defrayment Act for Reconstruction of Disaster-Stricken Public Facilities

fixer

personal business

sole proprietor

that's not a nice thing to say

sole proprietorship tax