Shiinamachi branch of the Teikoku (Imperial) Bank, 39 Nagasaki 1-chōme, Toshima-ku, Tokyo / A one-storey building / Across from the Nagasaki Shrine / Hell / Ten bodies laid out in a line in one of the maintenance man’s two rooms / Eyes open / Mouths open / Blood and vomit / Chalk marks where they were found / Behind the counter / In the washroom / In the hallway / In the maintenance man’s living room / Six survivors taken to the Seibo Catholic Hospital / Doctors, neighbours, and journalists inside the bank / Crime scene contaminated / Evidence destroyed or misplaced / My room – Room #2 (Murder Room) of the First Investigative Division of the Tokyo Metropolitan Police Board – provisionally assigned the case.
The First Period (the first twenty days of the investigation; 26 January to 14 February, 1948) begins –
1948/1/26; 23.00: The second floor of Mejiro Police Station / Special Investigation HQ established / First meeting of the Special Investigation Team / Report based on evidence gathered at crime scene and statement taken from one of the survivors / Establishment of known facts / Two of the six survivors now dead / Victims now total twelve / Survivors four / Date and time of the crime: Fifteen minutes around 3.30 p.m., 26 January (Monday) 1948 / Place of the crime: Within Shiinamachi branch of Teikoku Bank, 39 Nagasaki 1-chōme, Toshima-ku, Tokyo. This establishment, formerly Fujita Pawnshop and consisting of one building with three entrances, is situated between the business and residential quarters in front of Nagasaki Shrine about sixty metres northeast of Shiinamachi Station on Seibu Agricultural Line (formerly called Musashino Line) / Victims: Yoshida Takejiro (43), now being under treatment, of 812 Oguchimachi, Ota-ku; Watanabe Yoshiyasu (43), died, of 758 Oizumimachi, Itabashi-ku; Nishimura Hidehiko (38), died, of 10 Shin Ogawamachi 2-chōme, Ushigome, Shinjuku-ku; Shirai Shoichi (29), died, of 519 Asagaya 3-chōme, Suginami-ku; Sawada Yoshio (22), died, of 449 Fujisawa, Fujisawa-mura, Irima-gun, Saitama Prefecture; Tanaka Tokukazu, being under treatment, of 793 Kami-ochiai 2-chōme, Shinjuku-ku; Akiyama Miyako (23), died, c/o Akiyama Kunosuke, 18 Nagasaki i-chōme, Toshima-ku; Uchida Hideko (23), died, of 5 Kita Toyotama, Nerima-ku; Akuzawa Yoshiko (19), being under treatment, c/o Akuzawa Shobei, of 14 Nagasaki i-chōme, Toshima-ku; Kato Teruko (16), died, of 1-713 Ikebukuro 2-chōme, Toshima-ku; Takeuchi Sutejiro (49), died, of 170 Horikiri-chō, Katsushika-ku; Takizawa Tatsuo (46), servant, his wife Ryu (49), his daughter Takako (19) and son Yoshihiro (8), all of them died, all of them resident of Shiinamachi branch of Teikoku Bank / Offender: Name and address: unknown / He said he was a medical member of Sanitary Section, Tokyo Metropolitan Office and of Welfare Dept, Welfare Ministry, and had a title of Doctor of Medicine / Presented name-card: ‘Yamaguchi Jiro MD; Technical Officer; Ministry of Health & Welfare.’ / Description: Aged between forty-four and fifty, about five feet three inches in height, rather thin, with oval face, high nose, pale complexion, hair cut short or rather long and grizzled / Appearance: Dressed in a lounge suit (brown, figured weave, not new); with an overcoat or spring coat on arm; wearing brown rubber shoes (not certain); a white cloth band on left arm (which had on it the mark of Tokyo Metropolitan Office in red, and under the mark was written in black and good hand ‘Leader of Disinfecting Team’ or ‘Disease Preventative Doctor’ / Articles possessed by the offender: A metal box, about 3 cm x 15 cm in size, such as often carried by doctors (he took the poison out of this box); one small and one medium-sized glass medicine bottles (holding poison) / Characteristics: Two brown spots 1.5 cm long on left cheek (not scars of burns or boils, but such as often seen on the skin of an old man). A handsome man; well composed and looking like an intelligent man / Brief account of the case: The victims opened their business as usual at 0930 hrs, and after Ushiyama Senji, their manager, went home with stomachache about 1400 hrs, continued at their work till 1500 hrs, when they closed the front door and began winding up the remaining affairs for the day / At approximately 1530 hrs the offender made his sudden appearance at the side entrance and, showing his name-card (printed with false title, as described above) to Akuzawa Yoshiko, one of the victims, expressed his wish to see the chief. So the latter showed him into the office-room, and Yoshida Takejiro, the assistant chief, had a talk