Research - Global - Harvard Business School

August 2025
Case

The Rise of Advanced Packaging: Kulicke & Soffa's Strategic Crossroads

By: Maria P. Roche, Ram Mudambi and Solon Moreira

In early 2025, semiconductor equipment maker Kulicke & Soffa (K&S) confronts a pivotal strategic decision. As Moore’s Law slows and chiplet-based architectures take center stage, advanced packaging has become the industry's new frontier. K&S, long dominant in wire...

August 2025
Teaching Material

Gary Convis: Supplement to 625-003 Knowledge Transfer: Toyota, NUMMI, and GM

By: Willy C. Shih

Set of supplementaru videos featuring Gary Convis, first Plant Manager of NUMMI

July 2025
Case

Mitsui & Co., Ltd.

By: Ramon Casadesus-Masanell and Akiko Saito

In 2025, Kenichi Hori, President and CEO of Mitsui & Co., Ltd.—one of Japan’s most prominent Sogo Shosha (investment and trading companies with sprawling global footprints)—reflected on the company’s record-breaking profits. Its operations spanned multiple...

June 2025
Case

Assessing the Offers for Seven & i Holdings

By: Benjamin C. Esty, Nobuo Sato and Akiko Kanno

emerge with an even higher or potentially different kind of offer. As the chair of the special committee of one of Japan’s most iconic companies, Stephen Dacus must decide how to proceed and what to do. As one investor commented, “The game is now on, and there is a...

May 2025
Teaching Material

On (B): The Cyclon Spins On

By: Ramon Casadesus-Masanell, Karolin Frankenberger, Sascha Mader and Karen Elterman

A follow-up to the On case (723-430), this short case explores how the performance athletic shoe company On expanded its Cyclon subscription and recycling program through 2024, adding two new shoe models to the subscription and a one-time-purchase recyclable T-shirt.

May 2025
Case

A Decade of Corporate Governance Reform in Japan (2013-2023)

By: Charles C.Y. Wang and Akiko Kanno

This case study provides a historical account of Japan's unprecedented corporate governance transformation from 2013-2023. Through extensive interviews with more than 15 Japanese professionals across government, finance, and industry, the case traces the evolution from...

May 2025 (Revised August 2025)
Case

Daiichi Sankyo: Steering a Global Organization

By: Tiona Zuzul, Amy C. Edmondson and Cat Huang

In the spring of 2023, Sunao Manabe, CEO of Daiichi Sankyo, reflected on a pivotal decision. A large Western pharmaceutical company had made a bid to partner with Daiichi Sankyo to develop the next three products in its oncology pipeline. Daiichi Sankyo, a 125-year old...

May 2025 (Revised August 2025)
Case

Netflix Beyond Streaming: Strategies for the Next Era of Entertainment

By: Juan Alcácer and Lorenzo Lucidi

Netflix loses subscribers for the first time in over a decade—can the streaming pioneer reinvent itself before competitors, costs, and churn catch up? In 2022, facing fierce competition and shifting consumer behaviors, Netflix confronts its most critical strategic...

April 2025
Case

Japan Industrial Partners Powers the Leveraged Buyout of Toshiba

By: Brian K. Baik, Joseph Pacelli and James Barnett

The case explores Japan Industrial Partners (JIP) $14 billion takeover of Toshiba Corporation (Toshiba). JIP was a private equity firm that took over the troubled electronics corporation in late 2023. The deal, which had been labeled one...

March 2025 (Revised March 2025)
Case

Good for the Seller, Good for the Buyer and Good for Society: Sampo-yoshi, Sustainability and Trust at ITOCHU

By: Sandra J. Sucher and Bethelehem Y Araya

In 2024, ITOCHU CEO Masahiro Okafuji was at a crossroads. As the thirteenth CEO since ITOCHU’s founding in 1858, he had fueled the company’s growth since 2011 by bringing ITOCHU’s founding philosophy of Sampo-yoshi (good for the seller, good for the buyer and good for...

January 2025
Teaching Material

Knowledge Transfer: Toyota, NUMMI, and GM

By: Willy Shih

Teaching Plan for HBS Case No. 625-003. New United Motors Manufacturing, Inc. (NUMMI) was a joint venture between Toyota and General Motors. It was an opportunity for GM to learn about the Toyota Production System, which was quite different from the mass production...

January 2025 (Revised February 2025)
Teaching Material

A High-Tech Revolution with Chinese Characteristics: China's Drive Towards EV Supremacy

By: William C. Kirby, Daniel Fu and Matthew Ngai

This background note explains and documents the rise of China's EV industry. Moreover, it identifies the challenges facing it and posits several questions about the decisions needed to be made to sustain the industry's global dominance. Would Chinese producers be able...

November 2024
Case

Grand Seiko—The Sleeping Lion

By: Rohit Deshpandé, Nobuo Sato and Akiko Kanno

In 2024, Akio Naito, President of Seiko Watch Corporation, reflected on the global expansion of Grand Seiko, the company’s luxury watch brand. Originally created more than 60 years ago as the luxury model of Seiko watches in Japan, Grand Seiko struggled to...

October 2024
Case

GLIN Impact Capital

By: Ethan Rouen and Akiko Saito

In 2024, the co-founders of the venture capital fund GLIN Impact Capital face a critical inflection point as they consider launching a second, significantly larger impact investment fund in Japan. Founded in 2021 by the three Harvard Business School alumni, GLIN is one...

July 2024
Case

Wizards of the Coast and Magic: The Rebounding

By: Boris Groysberg and Tom Quinn

This case traces the history and growth of the Magic: The Gathering trading card game. From its development in 1993 by tiny studio Wizards of the Coast, to Wizards’ acquisition by toy giant Hasbro in 1999, to its evolution into a billion-dollar brand in 2023,...

July 2024 (Revised October 2024)
Case

Knowledge Transfer: Toyota, NUMMI, and GM

By: Willy Shih

New United Motors Manufacturing, Inc. (NUMMI) was a joint venture between Toyota and General Motors. It was an opportunity for GM to learn about the Toyota Production System, which was quite different from the mass production processes American automakers used at the...

2024
Working Paper

Health, Human Capital Development and the Longevity of Japanese Elites Since 710

By: Tom Nicholas and Hiroshi Shimizu

We examine the lifespan of over 40,000 elites in Japan born between 710 and 1912, including samurai warriors, feudal lords, business, political, cultural, and religious leaders at the apex of the social hierarchy. Japanese elites...

May 2024
Case

Net Protections (A)

By: Ramon Casadesus-Masanell, Nobuo Sato and Akiko Kanno

In Case A, set in early 2017, Net Protections (NP) is the largest Buy Now, Pay Later (BNPL) fintech service in Japan and is experiencing a slowdown in growth of its core product, NP Atobarai. Launched in 2002 as non-membership service,...

March 2024 (Revised April 2025)
Case

TELEXISTENCE Inc.

By: Paul A. Gompers and Akiko Saito

A case about a Japanese robotics startup aiming to enter the U.S. market with its robots that combine AI and human intervention to complete restocking tasks in retail stores.

February 2024
Case

More than Optics: Olympus's Vision to Become a Leading Global MedTech Company

By: David J. Collis and Haisley Wert
In August 2022, CEO Yasuo Takeuchi reflected on Olympus Corporation’s recent transformation from being known as a Japanese consumer camera company to becoming a leading global medical technology (MedTech) company. Over the past dozen years, Takeuchi and prior...