科学捜査研究所鑑定技術職員 科学捜査研究所鑑定技術職員
What 科学捜査研究所鑑定技術職員 do
An English description is being prepared. Japanese description:
業務内容の詳細は、各都道府県警察本部の科学捜査研究所により異なるが、主に専門知識の分野によって、化学科、物理科、法医科、文書科、心理科の５職種に分けられる。
「化学科」では、火薬や油類の鑑定、覚せい剤や大麻等の違法薬物や毒物の鑑定、微細証拠物の検査等を行う。
「物理科」では、出火事件等の原因究明、銃器や弾丸等の鑑定、脅迫電話等の音声鑑定、防犯カメラの画像解析等を行う。
「法医科」では、血液や毛髪等からのDNA型鑑定、白骨死体の復顔等を行う。
「文書科」では、脅迫文書等の筆跡鑑定、印影や印刷物の鑑定等を行う。
「心理科」では、ポリグラフによる鑑定、犯罪者プロファイリング等を行う。
◇ よく使う道具、機材、情報技術等
ポリグラフ、文書作成ソフト（Word、一太郎等）、パソコン、顕微鏡
Employment type of workers
科学捜査研究所鑑定技術職員 salary
The average annual pay for 科学捜査研究所鑑定技術職員 in Japan is ¥8.02M (≈ $51,002; Basic Survey on Wage Structure (2025), national). The estimated median is ¥7.46M, the typical range is ¥4.97M–¥14.89M and the top 10% earn about ¥12.60M.
How does your pay compare with people your age?
Your numbers are not sent or stored. The distribution is estimated from Japan's national wage statistics, including pay differences by age.
Pay by ageest.
Estimated from the average pay and average age (42.5) using the age-wage curve of the Basic Survey on Wage Structure.
Pay by experienceest.
Pay by employment typeest.
The average hourly wage of ¥4,002 is 3.4× Japan's national average minimum wage of ¥1,177 (fiscal 2026). Minimum wage by prefecture →
Japanese pay is shown in yen (¥5.57M = 5.57 million yen ≈ 557万円). Dollar figures use the current rate of 157.25 yen per dollar and are for reference only; purchasing power differs.
Pay over time
| Year | Average pay | Employment | Openings ratio |
|---|---|---|---|
| 2021 | ¥7.14M | — | — |
| 2022 | ¥7.04M | — | — |
| 2023 | ¥7.40M | — | 0.30x |
| 2024 | ¥7.50M | — | 0.27x |
| 2025 | ¥8.02M | — | 0.22x |
Projected pay for 科学捜査研究所鑑定技術職員 (3, 5 and 10 years)est.
Today ¥8.02M → in 3 years ¥8.08M → in 5 years ¥8.12M → in 10 years ¥8.22M (10-year range ¥7.07M–¥9.54M). The model assumes pay growth of +0.2% per year.
What drives the annual growth rate
Projected pay = current pay × (1 + annual growth)^years. The annual growth rate starts from a base wage-growth rate and adds or subtracts labor demand (the job-openings-to-applicants ratio), wage momentum and AI replacement risk for each occupation. Projections are not guarantees. How it is calculated →
Outlook score for 科学捜査研究所鑑定技術職員
Each component is a percentile rank among all occupations in the same country (0–100). Weights: labor demand 25, wage momentum / openings 15, pay level 15, AI resistance 25, aging workforce 10 (Japan only), entry barrier 10.
Will AI replace 科学捜査研究所鑑定技術職員? AI replacement risk
How AI is changing this job
A written analysis for this occupation is being prepared.
AI replacement risk compares the parts of a job that are easy to hand to AI or software (processing information, documentation, repetitive computer work) with the parts that are hard to automate (physical work, working closely with people, judgment in unpredictable settings), using the MHLW job tag survey on work activities, work context, skills and knowledge. The result is a relative position among all occupations in the country, scaled to 0–100%. Methodology →
Labor demand for 科学捜査研究所鑑定技術職員
A ratio above 1.0 means there are more job openings than applicants (a labor shortage). The 5- and 10-year figures are estimates from the openings ratio, wage momentum and AI replacement risk.
Skills, education and requirements for 科学捜査研究所鑑定技術職員
Key skills
Skill levels from the MHLW job tag worker survey.
Key knowledge areas
What the work involves
Important abilities
Licenses and certifications (Japan)
No specific license or certification is required.
Education of workers
Training before entry
Related work experience
Difficulty of entry: ★★★★☆ Demanding (from education, training, experience, licenses)
How to become 科学捜査研究所鑑定技術職員
The typical path in Japan is shown by the education, training and experience of current workers above and in the Japanese guidance below. A detailed English guide for this occupation is being prepared.
Guidance from job tag (Japanese)
採用人数は少なく、採用のない年もある。受験資格では、大学において、化学、物理学、生物学等の職種に関連ある学科を卒業した者（卒業見込みを含む）であることが条件となっている都道府県警察もある。
採用後、警察学校等で警察の組織や制度等について研修を受けた後、配属となる。その後も、専門知識や技術を高度に磨き上げるため、警察庁の科学警察研究所での研修制度等がある。
経験を積んで職階が上り、本部管理職に昇進する場合もある。
犯罪捜査の一端を担う仕事であり、常に迅速、正確、中立的な鑑定結果が求められる。どんな状況でも客観的に対応できる冷静さ、的確な判断力が必要である。
Career path and how to earn more as 科学捜査研究所鑑定技術職員
Career-path guidance is being prepared. Pay by experience is shown in the Pay section.