Blockchain in Kyoto 2021 (BCK21) Program
16/02/2021
2 月 17 日午前 「日本語で社会発信するセッション」 (Feb. 17th Morning, Japanese session)
1. 開会のあいさつ（日本語）Opening Remarks (Japanese) (9:30-9:40)
池田裕一（京大）「ソーシャルイノベーションセンターの設立」（10 分）
2. 招待講演（日本語）Invited Talks (Japanese) (9:40-11:55) SC: Yoshikawa(I1) 吉川絵美（リップル）「金融システムの脱炭素化に向けたサステナビリティ戦略」（30分講演＋15 分質疑）(I2) 酒井直樹（電力シェアリング）「ブロックチェーンを活用したエネルギーと SDGｓの将来像」（30 分講演＋15 分質疑）(I3) 藤本守（SBI ホールディング）「地域および中小企業の活性化にブロックチェーン技術はどう役立つか？」（30 分講演＋15 分質疑）Feb. 17th Afternoon
3. Opening Remarks (English) (13:00-13:05)
Ikeda, Yuichi (Kyoto University) [5 min]
4. Invited Talks (English) (13:05-14:50) SC: Ikeda(I4) Ueda, Kenichi (University of Tokyo) “(TBD) “Digital Currency and Banking” [30 minTalk, 15 min Q&A] *(I5) Kaizoji, Taisei (International Christian University) “Market Efficiency and Information
Transmission in Cryptocurrency Markets”[30 min Talk, 15 min Q&A] *[15 min break]
5. General Talks (English) (14:50-17:20) SC: Hatsuda(G1) NAN, Zheng (International Christian University) “Forecasting the USD/EUR Bitcoin
Exchange Rate Series Using Machine Learning with five-minute data” [20 min Talk, 10 min
Q&A] *(G2) Aoyama, Hideaki (Kyoto University, RIKEN iTHEMS, RIETI) “XRP network” [20 minTalk, 10 min Q&A] *(G3) Yamanaka, Masanori (Nihon University) “Price Fluctuation of Cryptocurrencies” [20min Talk, 10 min Q&A] *(G4) Doi, Takahiro (Osaka University) “Analysis of business-to-business transactions forcorporate growth forecast” [20 min Talk, 10 min Q&A] *(G5) Caudevilla, Oriol (Singapore University of Social Sciences) “Central Bank Digital
Currencies in Asia: the Digital Yuan. Will Japan come next?” [20 min Talk, 10 min Q&A] *Feb. 18th Morning
6. Keynote Speech (English) (9:00-9:45) SC: Ikeda(K1) Schwartz, David (Ripple Labs Inc.) “Under the Hood: Introduction to the XRP Ledger”[30 min Talk, 15 min Q&A]
7. Invited Talk (English) (9:45-10:30) SC: Ikeda(I6) Khurshid, Anjum (University of Texas) “Empowering patients in the US healthcare
system using blockchains” [30 min Talk, 15 min Q&A] *8. General Talks (English) (10:30-12:00) SC: Yoshikawa(G6) Vodenska, Irena (Boston University) “Transfer Learning Methodology for Bitcoin Price
Prediction” [20 min Talk, 10 min Q&A] *(G7) Goto ， Hiromitsu(Kanazawa Gakuin University) “Macroscopic structure of thesupply-chain network and the growth of firms in Japan” [20 min Talk, 10 min Q&A] *(G8) Chou, Huichen（Kyoto University） “A Framework Proposal for blockchain-based
collaborative online social entertainment creation”[20 min Talk, 10 min Q&A] *Feb. 18th Afternoon
9. General Talks (English) (13:00-15:45) SC: Aoyama(G9) Ocheja, Patrick (Kyoto University) “Blockchain of Learning Logs (BOLL): ConnectingDistributed Learning Records Through the Blockchain” [20 min Talk, 10 min Q&A] *(G10) Hirayama, Tsuyoshi (IBM Japan) “Security Token Pricing Trend related to each STO
platform regulation system” [20 min Talk, 10 min Q&A] *(G11) Hidaka, Yoshimasa (JSOL corp.) “Analysis of the dynamics of inter-firm transaction
networks using a multi-agent based model” [20 min Talk, 10 min Q&A] *(G12) Fujiwara, Yoshi (University of Hyogo) “Bitcoin's Crypto Flow Network” [20 min Talk,

10 min Q&A] *(G13) Hirono, Yuji (Asia Pacific Center for Theoretical Physics) “Structural reduction ofhypergraphs based on topology” [20 min Talk, 10 min Q&A] *[15 min break]
10. Invited Talks (English) (15:45-18:00) SC: Fujiwara(I7) Fukuda, Kensuke (National Institute of Informatics) “Characterizing money laundering
activities on Bitcoin ecosystem” [30 min Talk, 15 min Q&A] *(I8) Mulas, Raffaella (The Alan Turing Institute, London, and University of Southampton)“Hypergraph Spectral Theory and Applications” [30 min Talk, 15 min Q&A] *(I9) Kondor, Dániel (MIT, USA) “The complex network structure of cryptocurrencies” [30min Talk, 15 min Q&A] *11. Closing Remarks (English) (18:00-18:05)
Aoyama, Hideaki (Kyoto University, RIKEN iTHEMS, RIETI) [5 min]Note: K1, I1-I9, and G1-G12 are the presentation number. Use this number when you
submit your proceedings paper after the conference.