5 July, 2025
japan-executes-twitter-killer-in-landmark-case

Tokyo, Japan – In a significant legal development, Japan has executed Takahiro Shiraishi, known as the “Twitter killer,” marking the country’s first use of capital punishment in nearly three years. Shiraishi, 34, was convicted of murdering and dismembering nine individuals, predominantly women, and was hanged on Friday at the Tokyo Detention House.

Immediate Impact of the Execution

Shiraishi’s execution follows his 2020 death sentence after he admitted to the gruesome killings. The case had captivated and horrified the nation, raising serious concerns about the dangers of social media interactions. The victims, aged between 15 and 26, had expressed suicidal thoughts online and were subsequently lured by Shiraishi through platforms like Twitter.

Key Details Emerge

In October 2017, police discovered the remains of the victims in Shiraishi’s apartment in Zama, Kanagawa prefecture. The investigation began after a 23-year-old woman’s disappearance, who had posted about her suicidal ideations on social media. Authorities found three cooler boxes and five containers filled with human remains.

Shiraishi was found guilty of murdering, raping, and dismembering nine victims, storing their bodies in his apartment.

Public and Legal Reactions

The execution has sparked varied reactions across Japan. Justice Minister Keisuke Suzuki emphasized the gravity of the case, noting the selfish motives behind Shiraishi’s actions and the profound impact on society.

“This case, driven by selfish motives such as sexual and financial gratification, resulted in the deaths of nine individuals over two months – a deeply serious incident that has caused shock and anxiety across society,” Suzuki stated.

Families of Victims Respond

Meanwhile, the father of one victim expressed a desire for Shiraishi to have spent his life contemplating his crimes rather than facing execution. The case has sparked ongoing debates about the effectiveness and morality of the death penalty.

Background Context and Timeline

The high-profile case began in 2017 when Shiraishi contacted his victims online, using a pseudonym that translates to “hangman.” He offered to assist them in committing suicide, but his true intentions were far more sinister.

Shiraishi’s execution is the first since July 2022, highlighting the infrequent use of capital punishment in Japan.

Legal Proceedings and Appeals

Shiraishi’s lawyer initially appealed the death sentence, but the appeal was later withdrawn, finalizing the judgment. The execution was carried out in secrecy, a common practice in Japan, with families and lawyers notified post-execution.

What Comes Next

The execution has reignited discussions on the use of capital punishment and the role of social media in facilitating such crimes. Experts call for increased regulation and awareness to prevent similar tragedies.

As Japan reflects on this landmark case, the nation grapples with balancing justice, public safety, and ethical considerations in its legal system.

Editor’s Note: Help is available for those struggling with suicidal thoughts or mental health issues. In the US, call or text 988, the Suicide & Crisis Lifeline. Globally, the International Association for Suicide Prevention and Befrienders Worldwide offer resources for crisis support.