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Naoyuki Iwatani

Managing Partner Japan, Senior PartnerTokyo

Helps consumer goods and services companies, and retailers with their operations transformation, strategy development, merger management, new business development, and sales & marketing to achieve significant performance improvement, globalization and further growth

Naoyuki serves consumer goods and services companies, and retailers in a diverse array of sectors, including food, beverage, beauty, and manufacturing. He focuses on strategy development, operations transformations, and supply chain management.

His recent projects have supported consumer goods and services companies, and retailers during transformations, including vision development, multiyear cost and operations transformations, growth-strategy development, and organizational mind-set changes. Naoyuki has also led multiyear operations-transformation initiatives at a variety of Japanese firms in procurement, supply chain management, manufacturing-footprint redesign, productivity improvement, and R&D/product development. He has contributed his supply chain expertise to serving manufacturing companies across Asia.

He has also led a joint venture between the operations-transformation and consumer sectors across a range of topics, including procurement, supply chain, product development, and more to consumer goods and services companies across Asia.

Naoyuki’s expertise allows him to be a frequent contributor to research conducted by McKinsey into consumer goods and services, retail and corporate transformation topics. This research—along with the projects related to it—includes vision development, growth strategy, operations transformation, change management, and more.

Published work

Did online delivery kill the vending machine?,” McKinsey & Company, January 2021

Change management: lessons from Japan,” blog entry, McKinsey & Company, August 2018

A more effective model for managing change in Japan could accelerate economic growth,” McKinsey & Company, July 2018

Japan’s globalization imperative,” McKinsey Quarterly, June 2011

Past experience



Carnegie Mellon University
MBA, accounting, operations research

Hitotsubashi University
BA, economics