Koishikawa 1-chome
小石川１丁目 — Bunkyo (文京区), Tokyo
Is Koishikawa 1-chome safe?
Koishikawa 1-chome in Bunkyo, Tokyo has a safety grade of B (Average) with a crime rate of 6.6 per 1,000 residents based on 25 reported incidents in 2024 and a population of 3,804. Data source: Tokyo Metropolitan Police Department (警視庁).
Koishikawa 1-chome (小石川１丁目) is a residential neighborhood in Bunkyo, Tokyo with a residential population of 3,804 (2020 Census). The average household size is 1.9 persons. The nearest station is (春日), approximately a 4-minute walk away. Other nearby stations include (6 min) and (10 min).
Based on 2024 official data from the Tokyo Metropolitan Police Department, Koishikawa 1-chome recorded 25 criminal incidents, resulting in a crime rate of 6.6 per 1,000 residents and earning a safety grade of B (Average). Compared to 2023, reported crime decreased by 6 cases. Over the full 6-year period since 2018, crime has significantly declined (-11%).
The most frequently reported crime type in this area is bicycle theft (5 cases in 2024), accounting for 20% of all incidents. For broader context, Bunkyo ranks #1 out of 23 wards in Tokyo for overall safety, placing it among the safest wards in the city.
Crime Trend (2018-2024)
| Year | Total | Serious | Assault | Burglary | Theft | Other |
|---|---|---|---|---|---|---|
| 2018 | 28 | 1 | 1 | 1 | 20 | 5 |
| 2019 | 27-4% | 0 | 2 | 1 | 18 | 6 |
| 2020 | 22-19% | 0 | 2 | 0 | 14 | 6 |
| 2021 | 13-41% | 0 | 1 | 1 | 9 | 2 |
| 2022 | 16+23% | 0 | 2 | 0 | 9 | 5 |
| 2023 | 31+94% | 0 | 3 | 0 | 19 | 9 |
| 2024 | 25-19% | 1 | 1 | 0 | 14 | 9 |
Crime Breakdown (2024)
Theft
- Bicycle theft
- 5
- Shoplifting
- 2
- Pickpocketing
- 0
- Theft from vehicles
- 0
Violent & Property Crime
- Assault/Battery
- 1
- Injury
- 0
- Robbery
- 0
- Residential burglary
- 0
- Fraud
- 5
Demographics
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Walking time estimated at 80m/min (4.8 km/h). Distances are straight-line.