The FAA continues to respond to the Boeing 737 MAX accidents that occurred in 2018 and 2019, and their proposed airworthiness directives published in August are one of their latest actions. Read more about what these directives say, and how they affect Boeing. < Back Civil Aviation Publication of the Boeing 737 MAX Proposed Airworthiness Directive and Recent Movements for Resuming Its Operation By Yoshihiro Fujimaki The FAA continues to respond to the Boeing 737 MAX accidents that occurred in 2018 and 2019, and their proposed airworthiness directives published in August are one of their latest actions. Read more about what these directives say, and how they affect Boeing. Download the Report

Our Aviation Analyst, Daisuke Takagi, chronicles the disagreement between airlines over US-China routes that was spurred on by new changes in Haneda Airport's slot allocation < Back Civil Aviation Dispute between U.S. Airlines concerning U.S.-China routes By Daisuke Takagi Our Aviation Analyst, Daisuke Takagi, chronicles the disagreement between airlines over US-China routes that was spurred on by new changes in Haneda Airport's slot allocation Download the Report

When looking at Mobility on Demand in the United States, what better place to start than New York City? This largest market for MOD in the U.S. has had it's fair share of interest by train operators, bike share companies, smartphone app designers and more, as public transportation users look for more convenient and practical ways to make their commute. < Back Surface Transportation Mobility on Demand Trends in the United States ~A Case Study of New York, Part 1~ By Daisuke Miyamoto When looking at Mobility on Demand in the United States, what better place to start than New York City? This largest market for MOD in the U.S. has had it's fair share of interest by train operators, bike share companies, smartphone app designers and more, as public transportation users look for more convenient and practical ways to make their commute. Download the Report

The Elizabeth line is an underground railway line operating east to west through London and its surrounding areas. It connects stations in the western part of London, such as Reading Station and Heathrow Airport terminals, with Abbey Wood Station or Shenfield Station in the east. Originally consisting of only the Great Western Main Line and the Great Eastern Main Line, a new section was constructed in central London to directly connect these lines as part of the “Crossrail” project. After the opening of this new section, the line was renamed the “Elizabeth line” as a collective name. This report details the findings from an inspection of the line that the author conducted. < Back Surface Transportation August 2025 Inspection Report on the London Underground Elizabeth Line By Haruhiko Koyama The Elizabeth line is an underground railway line operating east to west through London and its surrounding areas. It connects stations in the western part of London, such as Reading Station and Heathrow Airport terminals, with Abbey Wood Station or Shenfield Station in the east. Originally consisting of only the Great Western Main Line and the Great Eastern Main Line, a new section was constructed in central London to directly connect these lines as part of the “Crossrail” project. After the opening of this new section, the line was renamed the “Elizabeth line” as a collective name. This report details the findings from an inspection of the line that the author conducted. Download the Report

Read about the 2035 plan for the busy section of railroad between Washington D.C. and Boston known as The Northeast Corridor. By investing $117 billion, the plan aims to add transportation services to new regions, increase the number of transportation units, and shorten travel time by 2035 < Back Surface Transportation Overview of the CONNECT NEC (Northeast Corridor) 2035 Outline By Akito Okabe Read about the 2035 plan for the busy section of railroad between Washington D.C. and Boston known as The Northeast Corridor. By investing $117 billion, the plan aims to add transportation services to new regions, increase the number of transportation units, and shorten travel time by 2035 Download the Report

In June 2025, five national authorities, including the U.S. Federal Aviation Administration (FAA), published a roadmap for type certification of Advanced Air Mobility (AAM)1). In July 2025, the FAA formally issued an Advisory Circular on type certification of powered-liftNote 1) 2), and also published the Final Rule on the Modernization of Special Airworthiness Certification (MOSAIC)3)4). This report provides an overview of these recent U.S. government policy developments related to AAM. < Back Civil Aviation January 2026 U.S. Policy Trends on Advanced Air Mobility: Part 5 ~ Development of the Roadmap for AAM TC, Issuance of the AC on Powered-Lift TC, and Final Rule of MOSAIC ~ By Shinichiro Tsuri In June 2025, five national authorities, including the U.S. Federal Aviation Administration (FAA), published a roadmap for type certification of Advanced Air Mobility (AAM)1). In July 2025, the FAA formally issued an Advisory Circular on type certification of powered-liftNote 1) 2), and also published the Final Rule on the Modernization of Special Airworthiness Certification (MOSAIC)3)4). This report provides an overview of these recent U.S. government policy developments related to AAM. Download the Report

Boeing's 737 MAX aircraft made headlines in 2018 and 2019 when back-to-back fatal accidents shocked the aviation community. In this report, Aviation Analyst Yoshihiro Fujimaki examines the delegation system for aircraft certification, which had recently changed prior to these accidents, and who some speculate may have played a part in these unfortunate events. < Back Civil Aviation Historical Background of the Delegation System for Aircraft Certification in the U.S. and its Status after Boeing 737 MAX Accidents By Yoshihiro Fujimaki Boeing's 737 MAX aircraft made headlines in 2018 and 2019 when back-to-back fatal accidents shocked the aviation community. In this report, Aviation Analyst Yoshihiro Fujimaki examines the delegation system for aircraft certification, which had recently changed prior to these accidents, and who some speculate may have played a part in these unfortunate events. Download the Report

Rail Analyst, Daisuke Miyamoto, delves into the differences of applications of value capture between Japan and the US, and the stances of various US voices on how it should be implemented. < Back Surface Transportation Plan for redistributing profits from development in the USA (value capture) By Daisuke Miyamoto Rail Analyst, Daisuke Miyamoto, delves into the differences of applications of value capture between Japan and the US, and the stances of various US voices on how it should be implemented. Download the Report

As drones and other small unmanned aircraft are more widely manufactured, organizations have begun the formal process to receive aircraft certification in order for them to have greater usage in operations, including UPS and Amazon. This report explains the draft of safety standards released by the FAA in late 2020 to better measure design and testing of said aircraft. < Back Civil Aviation Publication of Draft Safety Standards for Small Unmanned Aircraft By Yoshihiro Fujimaki As drones and other small unmanned aircraft are more widely manufactured, organizations have begun the formal process to receive aircraft certification in order for them to have greater usage in operations, including UPS and Amazon. This report explains the draft of safety standards released by the FAA in late 2020 to better measure design and testing of said aircraft. Download the Report

A partial shutdown of U.S. government agencies began on October 1, 2025. While the most recent previous shutdown lasted 35 days, spanning December 2018 to January 2019, the duration of the current shutdown remains unclear. This analysis examines the potential effects of the government shutdown on the transportation and tourism sectors, utilizing the operational plans released by federal agencies on October 1st in conjunction with various media coverage. Readers should note that future developments may introduce new issues and responses. < Back Tourism & More October 2025 Impact of the U.S. Government Shutdown on Transportation and Tourism By Kazuya Fukuhara A partial shutdown of U.S. government agencies began on October 1, 2025. While the most recent previous shutdown lasted 35 days, spanning December 2018 to January 2019, the duration of the current shutdown remains unclear. This analysis examines the potential effects of the government shutdown on the transportation and tourism sectors, utilizing the operational plans released by federal agencies on October 1st in conjunction with various media coverage. Readers should note that future developments may introduce new issues and responses. Download the Report

With the subsequent maturity of UAM and further input from within and outside of the government, the FAA announced their updated UAM ConOps v2.0. This report provides an overview of these UAM/AAM-related policy trends in the US government. < Back Civil Aviation May 2024 U.S. Policy Trends on Advanced Air Mobility: Part 1 By Shinichiro Tsuri With the subsequent maturity of UAM and further input from within and outside of the government, the FAA announced their updated UAM ConOps v2.0. This report provides an overview of these UAM/AAM-related policy trends in the US government. Download the Report

The US. Travel Association has issued guidance for the travel industry in light of the novel coronavirus pandemic. JITTI staff member, Daisuke Takagi delves further into the guidelines in this report. < Back Tourism & More Introduction of “Travel in the New Normal - Industry Guidance for Promoting the Health and Safety of All Travelers” by the U.S. Travel Association By Daisuke Takagi The US. Travel Association has issued guidance for the travel industry in light of the novel coronavirus pandemic. JITTI staff member, Daisuke Takagi delves further into the guidelines in this report. Download the Report