Practice cases
Practice cases: Japan and South Korea
Seven full cases: a rural railway in Japan, a Korean skincare brand growing in the US, a private-equity deal for a Japanese parts maker with no successor, a trucking firm under Japan's overtime cap for drivers, a Seoul gym chain's discount, merging two rural schools in Japan, and a Korean meal kit deal.
225 min1 lessonFacts checked against sources on
Key takeaways
- Run seven full, interview-length cases from prompt to synthesis.
- Where the structure comes from: it is built from the goal of this exact question (Loss = passengers x fare - operating cost), not taken from a list.
- Practice clarifying, hypothesis, structure, math, and a curveball.
- Compare your answer with strong and weak candidate notes.
By the end you will be able to
- Run seven full, interview-length cases from prompt to synthesis
- Practice clarifying, hypothesis, structure, math, and a curveball
- Compare your answer with strong and weak candidate notes
Worked cases in this module
- Starter: Kitase Line Railway: a rural line's loss nearly doubled
- Standard: Gyeolhwa Skin Lab: online or a big retailer in the US?
- Stretch: Should a fund buy Tsukimine Precision, a parts maker with no successor?
- Standard: Hokuyo Freight: keep its capacity under the drivers' overtime cap
- Starter: Seorin Fitness: more members, less profit
- Standard: Should a town council in rural Japan merge its two primary schools?
- Stretch: Should Hanbit Foods acquire Dasom Kit, a meal kit maker?
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Start the lesson
One lesson, about 225 minutes.