Skip to main content
留学神社
Plans & benefitsLog in/Sign upReading your sign-in state
Home›Data center›Company library›Okasan Securities Co., Ltd.

Finance

Okasan Securities Co., Ltd.

岡三証券株式会社

Okasan Securities is a mid-sized independent securities firm founded in 1923 and 100%-owned by the holding company Okasan Securities Group. Through its nationwide branch network, it provides individual and corporate clients with securities brokerage, asset management consulting, IPO underwriting, and related services. In 2022, it merged its online brokerage subsidiary Okasan Online into the company as an internal business division.

Main roles
Corporate sales & BD, Finance specialist (analyst, trader, underwriting), Consultant, Software engineering, Corporate admin (HR, general affairs, accounting, legal)
Ticker
8609

This page lists public facts and a one-line positioning only. The full report — what the company really does, how selection runs, and where the traps are, each claim graded by evidence — lives in the company library reader.

Read the full report in the library

留学神社

University, professor, research and company data in one place for checking plans to study and work in Japan.

  • Pathways
  • All tools

Founder's picks

  • Find professors by research directionUse your research direction and profile to narrow the professors worth contacting.
  • Shape a research planShape the question, method and feasibility, then check the draft before submission.
  • Practice for graduate examsPractice by subject with exam-style drills and worked answers before test day.
  • Polish one ESFocus on one company and refine each ES answer from your profile and STAR stories.

Before Japan

  • Route planner
  • How to choose a language school
  • Undergrad school ladder
  • Pre-departure checklist

Research & outreach

  • Research direction
  • Statement of purpose
  • Professor outreach
  • Scholarship finder

Careers in Japan

  • Self-analysis
  • Company research
  • Job interview prep

Data center

  • Data foundation overview
  • University data
  • Professor & researcher data
  • Company deep-dive library

Services

  • Exam dojo
  • Advisor desk
  • Living in Japan
  • Pricing
AboutContact & feedbackService statusChangelogMainland China proceduresTerms of ServicePrivacy PolicyCommerce DisclosureDisclaimerData Sources

Ryugaku Jinja provides decision support and data references. Confirm eligibility, application requirements, and final decisions against current official sources.

Data references: KAKEN · CiNii · researchmap · official university and institutional sites© 2026 Ryugaku Jinja