Industrial base underpins Japan’s fleet

Summary

1. Consistent production, early decommissioning, strategic reserve management utilised.
2. One new submarine delivered every two years since 1965.
3. About 18 years’ service before decommissioning or training reassignment.
4. New technology validated in existing classes before fleet-wide implementation.
5. Decommissioned submarines join training or reserve fleets for readiness.

References

• Media Check:  Australian Naval Institute, an Approved Defence Organisation (HIGH CREDIBILITY) 
• Collections |The Runway (airforce.gov.au)
• RAAF RUNWAY: RATIONALE, GUIDELINES, LEARNING OUTCOMES, ETC