suddendeath is a package to generate "突然の死" like message
$ pip install suddendeath
With default, it generates "突然の死":
% suddendeath ＿人人人人人人＿ ＞ 突然の死 ＜ ￣Y^Y^Y^Y^Y￣
You can provide arbitrary message to the suddendeath command:
% suddendeath 突然のNullPointerException ＿人人人人人人人人人人人人人人人＿ ＞ 突然のNullPointerException ＜ ￣Y^Y^Y^Y^Y^Y^Y^Y^Y^Y^Y^Y^Y^Y￣