1978 is a typo. The revenge killing is forbidden in Japan since 1873: https://www.cambridge.org/core/journals/modern-asian-studies/article/abs/katakiuchi-the-practice-of-bloodrevenge-in-premodern-japan/285D716ADB4CD4A075CE768D505B63A1
1978 is a typo. The revenge killing is forbidden in Japan since 1873: https://www.cambridge.org/core/journals/modern-asian-studies/article/abs/katakiuchi-the-practice-of-bloodrevenge-in-premodern-japan/285D716ADB4CD4A075CE768D505B63A1