Recent Activities

I feel honored to receive a University of Hyogo, Best Research Activity Award for 2022.
Thank you.

Our research was featured on the front page of the morning edition of the Nikkei Newspaper on October 18, 2022, in an article titled “The Cost of Separating the World’s Factories.

We gave two presentations at the international conference AROB 2023 with researchers of Softbank and Dr. Nobuyasu Ito.
Keisuke Chujo, Tatsunori Seki, Toshiki Murata, Yu Kimura, Tomoaki Sakurai, Satoshi Miyata, Hiroyasu Inoue, and Nobuyasu Ito, “Regional trends in the number of COVID-19 cases”
Tatsunori Seki, Keisuke Chujo, Yu Kimura, Toshiki Murata, Tomoaki Sakurai, Satoshi Miyata, Hiroyasu Inoue, and Nobuyasu Ito, “Prediction of COVID-19 Using SIR and AR models: Tokyo and nation-wide cases”.

A paper co-authored with Dr. Yasuyuki Todo has been published in EPJ Data Science. The paper entitled “Has Covid-19 permanently changed online purchasing behavior?” reveals that consumer purchasing behavior changes significantly at the beginning of a pandemic wave, but then returns to the previous wave with each successive wave.

Has Covid-19 permanently changed online purchasing behavior? | EPJ Data Science

EPJ Data Science

I was invited to speak at CCSS School on Computational Social Science: Agent-Based Models (ABM) in Economics, Kobe University Research Center for Computational Social Science.

I was invited to give a talk at RIKEN’s “Fugaku” EXPANDS event. The lecture focused on supply chain simulation and how Fugaku can be utilized more in the future.

「富岳」EXPANDS ～可能性を拡張する～ | RIKEN R-CCS

『「富岳」EXPANDS～可能性を拡張する～』は、「富岳」のような高性能コンピュータが想像を超えたイノベーションを生み出し日本社会をけん引していくために必要なことは何かを考えるシンポジウムです。

A paper co-authored with Yosuke Murase and Dr. Yasuyuki Todo has been published in Spatial Economic Analysis. The paper entitled “Supply-chain simulations for shaping lockdown policies” shows the importance of the combination and timing of urban lockdowns due to a pandemic.

Supply-chain simulations for shaping lockdown policies

To prevent the spread of COVID-19, many governments have imposed lockdowns. This practice has resulted in economic stagnation across broad areas because of the shock of the lockdown propagated to o…

Our paper, INOUE Hiroyasu and TODO Yasuyuki, ”Propagation of Overseas Economic Shocks through Global Supply Chains: Firm-level evidence” was introduced during the deliberations of the National Assembly, particularly in terms of the impact of having trade restrictions on China.

RIETI – Propagation of Overseas Economic Shocks through Global Supply Chains: Firm-level evidence

この論文は、グローバル・サプライチェーン、貿易の途絶、シミュレーションについて書かれています。RIETIディスカッション・ペーパー（DP）コーナーは、専門論文の形式でまとめられたフェローの研究成果を公開し、活発な議論を喚起することを目的としています。ポリシー・ディスカッション・ペーパーと比べて、より理論的・分析的・実証的な研究論文を収録しています。論文は、原則として内部のレビュー・プロセスを経て掲載されます。当コーナーに掲載されている論文は、頻繁に改訂されています。論文に述べられている見解は執筆者個人の責任で発表するものであり、経済産業研究所としての見解を示すものではありません。

Prior to the release of our research’s video on the NHK Special, an in-depth article to introduce the broadcast was posted on the NHK website.