Journal papers
  1. Toyokazu Akiyama, Yuuichi Teranishi, Ryohei Banno, Katsuyoshi Iida, Yukiko Kawai, "Scalable Pub/Sub system using OpenFlow Control"Journal of Information Processing, Vol. 24, No. 4, pp. 635-646, July 2016.

  2. Ryohei Banno, Susumu Takeuchi, Michiharu Takemoto, Tetsuo Kawano, Takashi Kambayashi, Masato Matsuo, "Designing Overlay Networks for Handling Exhaust Data in a Distributed Topic-based Pub/Sub Architecture", Journal of Information Processing, Vol. 23, No. 2, pp. 105-116, March 2015. Specially Selected Paper, Outstanding Paper Award 2015

  3. Ryohei Banno, Tomoyuki Fujino, Susumu Takeuchi, Michiharu Takemoto, "SFB: a scalable method for handling range queries on Skip Graphs"IEICE Communications Express, Vol. 4 (2015), No. 1, pp. 14-19, Februaly 2015.

  4. Susumu Takeuchi, Ryohei Banno, Kenji Umakoshi, Atsunori Kanemura, Motoaki Kawanabe, Tetsuo Kawano, Takashi Kambayashi, Michiharu Takemoto, Masato Matsuo, Ryuma Kakinuma, "Proposal and Evaluation of Agent-based Service Platform by Applying on BMI-enabled Services", IPSJ Journal, Vol. 55, No. 2, pp. 681-694, Februaly 2014.

  5. Ryohei Banno, Haruhiko Sato, Satoshi Oyama, Masahito Kurihara, "A Partial Match Retrieval Method on P2P Networks using Skip Graph and Suffix Array", Journal of the Japan Society for Software Science and Technology (JSSST) on Computer Software, Vol. 29, No. 3, pp. 164-180, August 2012.

  6. Ryohei Banno, Haruhiko Sato, Satoshi Oyama, Masahito Kurihara, "An Extension of Overlay Weaver with Application to a Cross-Browsing Communication System Based on Peer-to-Peer Networks", Journal of the Japan Society for Software Science and Technology (JSSST) on Computer Software, Vol. 29, No. 2, pp. 123-139, April 2012.

  7. Kyosuke Nishida, Ryohei Banno, Ko Fujimura, Takahide Hoshide, "Tweet-Topic Classification using Data Compression", DBSJ Journal, Vol. 10, No. 1, pp. 1-6, June 2011.

International conferences

  1. Ryohei Banno, Jingyu Sun, Masahiro Fujita, Susumu Takeuchi, Kazuyuki Shudo, "Dissemination of Edge-Heavy Data on Heterogeneous MQTT Brokers"Proceedings of The IEEE International Conference on Cloud Networking (CloudNet), pp. 1-7, September 2017.

  2. Takafumi Kawaguchi, Ryohei BannoMasashi Hojo, Masaaki Ohnishi, Kazuyuki Shudo, "Self-Refining Skip Graph: Skip Graph Approaching to an Ideal Topology"Proceedings of The Anual IEEE Consumer Communications and Networking Conference (CCNC), pp. 441-448, January 2017.  (acceptance rate: 35%, full: 105/302)

  3. Masashi Hojo, Ryohei Banno, Kazuyuki Shudo, "FRT-Skip Graph: A Skip Graph-Style Structured Overlay Based on Flexible Routing Tables"Proceedings of The IEEE Symposium on Computers and Communications (ISCC), pp. 657-662, June 2016.

  4. Takafumi Kawaguchi, Ryohei BannoMasashi Hojo, Kazuyuki Shudo, "Self-Refining Skip Graph: A Structured Overlay Approaching to Ideal Skip Graph"Proceedings of The Annual International Computers, Software & Applications Conference (COMPSAC), pp. 377-378, June 2016.

  5. Yuuichi Teranishi, Ryohei Banno, Toyokazu Akiyama, "Scalable and Locality-Aware Distributed Topic-based Pub/Sub Messaging for IoT", Proceedings of the IEEE Global Communications Conference (GLOBECOM), pp. 1-7, December 2015. (acceptance rate: 35%, full: 915/2614)

  6. Ryohei BannoTetsuo Kawano, Susumu Takeuchi, Michiharu Takemoto, Masato Matsuo, "Comparison of Subscriber Assignment Methods on Scalable Distributed Pub/Sub Systems", Proceedings of the Asia-Pacific Conference on Communications (APCC), pp. 632-636, October 2015.

  7. Toyokazu Akiyama, Yukiko Kawai, Yuuichi Teranishi, Ryohei Banno, Katsuyoshi Iida, "SAPS: Software Defined Network Aware Pub/Sub - A Design of the Hybrid Architecture utilizing Distributed and Centralized Multicast", Proceedings of the Annual International Computers, Software & Applications Conference (COMPSAC), pp. 361-366, July 2015.

  8. Ryohei Banno, Susumu Takeuchi, Michiharu Takemoto, Tetsuo Kawano, Takashi Kambayashi, Masato Matsuo, "A Distributed Topic-based Pub/Sub Method for Exhaust Data Streams Towards Scalable Event-driven Systems", Proceedings of The Annual International Computers, Software & Applications Conference (COMPSAC), pp. 311-320, July 2014. (acceptance rate: 22%, full: 45/209)

  9. Kyosuke Nishida, Ryohei Banno, Ko Fujimura, Takahide Hoshide, "Tweet Classification by Data Compression", Proceedings of the International Workshop on Detecting and Exploiting Cultural Diversity on the Social Web (DETECT, in conjunction with ACM CIKM), pp. 29-34, October 2011.

  10. Ryohei Banno, Haruhiko Sato, Satoshi Oyama, Masahito Kurihara, "Uenew: A Cross-Browsing Communication System Based on Peer-to-Peer Networks", Proceedings of the IAENG International MultiConference of Engineers and Computer Scientists (IMECS), pp. 697-701, March 2011. Best Student Paper Award

Domestic conferences (with peer-review)

  1. Ryohei BannoMasahiro FujitaSusumu Takeuchi, "A Proposal of Distributed Coordination Proxy for Scalable MQTT Brokers"Multimedia, Distributed, Cooperative, and Mobile (DICOMO) Symposium, pp. 541-547, July 2016.

  2. Ryohei Banno, Haruhiko Sato, Satoshi Oyama, Masahito Kurihara, "An Implementation of Archivable Application Layer Multicast with Application to a Cross-Browsing Communication System Based on Peer-to-Peer Networks", Proceedings of the Twelfth Workshop on Internet Technology (WIT), June 2011.

Domestic conferences

  1. Masashi Hojo, Ryohei Banno, Kazuyuki Shudo, "FRT-Skip Graph: A Skip Graph-Style Strucutred Overlay based on Flexible Routing Tables"Technical Report of IEICE, IA2015-95, March 2016. (Student Award)

  2. Takafumi Kawaguchi, Ryohei BannoMasashi Hojo, Kazuyuki Shudo, "Self-Refining Skip Graph: A Structured Overlay Approaching to Ideal Skip Graph"Technical Report of IEICE, IA2015-96, March 2016. (Student Award)

  3. Masahiro Fujita, Toyokazu Akiyama, Yuuichi Teranishi, Ryohei banno, Katsuyoshi Iida, "Implementation of cross layer Pub/Sub middleware and evaluation of join and leave performance"Workshop on Internet Architecture and Applications 2015, November 2015.

  4. Akira Toratani, Toyokazu Akiyama, Ryohei Banno, Yuichi Teranishi, "A Performance Comparison Study of Multicast using Application Layer Routing and OpenFlow Switching for Hybrid Messaging"IEICE General Conference, B-16-12, March 2015.

  5. Masahiro Fujita, Toyokazu Akiyama, Yuichi Teranishi, Ryohei Banno, "Design and Implementation of OpenFlow Multicast cooperating with Pub/Sub middleware using Application Layer Multicast", IEICE General Conference, B-16-11, March 2015.

  6. Akira Toratani, Ryohei Banno, Susumu Takeuchi, Tetsuo Kawano, Michiharu Takemoto, Masato Matsuo, "A Study of Evaluation Using the Betweenness Centrality for Comparing Broker Cooperation Methods on Pub/Sub Systems"Computer System Symposium (ComSys), November 2014.

  7. Ryohei Banno, Susumu Takeuchi, Tetsuo Kawano, Michiharu Takemoto, "A Study of Optimal Placement of Subscribers on Distributed Pub/Sub Systems"IEICE General Conference, B-7-22, March 2014.

  8. Ryohei Banno, Susumu Takeuchi, Michiharu Takemoto, Takashi Kambayashi, Tetsuo Kawano, Masato Matsuo, "A Distributed Topic-based Pub/Sub System for Stream Data Delivery", Technical Report of IEICE, IA2013-64, December 2013. IA Research Award

  9. Ryohei Banno, Susumu Takeuchi, Michiharu Takemoto, Masato Matsuo, "A Study of Publish/Subscribe Systems using Skip Graph for Ubiquitous Service Platforms"IEICE General Conference, B-6-65, March 2013.

  10. Susumu Takeuchi, Ryohei Banno, Kenji Umakoshi, Tetsuo Kawano, Takashi Kambayashi, Michiharu Takemoto, Masato Matsuo, "Proposal and Evaluation of Agent-based Service Platform towards BMI-enabled Service"IPSJ DPS154, March 2013.

  11. Ryohei Banno, Haruhiko Sato, Satoshi Oyama, Masahito Kurihara, "A Partial Match Retrieval Method Using Suffixes on Structured Overlay Networks", Proceedings of the Forum on Data Engineering and Information Management (DEIM), E3-6, March 2012. Student Award

  12. Arisa Horimiya, Ryohei Banno, Haruhiko Sato, Satoshi Oyama, Masahito Kurihara, Masanobu Numazawa, "An Emotion Estimation Method Using Replies on Twitter", Proceedings of the Forum on Data Engineering and Information Management (DEIM), F2-1, March 2012.

  13. Ryohei Banno, Haruhiko Sato, Satoshi Oyama, Masahito Kurihara, "A Proposal of a Partial Match Retrieval Method on P2P Networks using Skip Graph and Suffix Array", Proceedings of the Conference of Japan Society for Software Science and Technology, 3D-1, September 2011.

  14. Kyosuke Nishida, Ryohei Banno, Ko Fujimura, and Takahide Hoshide, "Tweet-Topic Classification using Data Compression", Proceedings of the Forum on Data Engineering and Information Management (DEIM), A1-6, March 2011. Best Interactive Award

  15. Ryohei Banno, Haruhiko Sato, Satoshi Oyama, Masahito Kurihara, "Implementation of the Cross-Browsing Communication System Using ALM Based on DHT", Proceedings of the Symposium of Hokkaido branch of IPSJ, C-2, October 2010. Technical Research Award

  16. Ryohei Banno, Haruhiko Sato, Satoshi Oyama, Masahito Kurihara, "Acquisition of Archive Data in Application Layer Multicast and Its Applications", Proceedings of the Annual Conference of IPSJ, 2ZC-5, March 2010. Student Award


Invited talks, books, articles

  1. Provision of information for a book: "Blockchain -mechanism and theory-"RicTelecom, October 2016.

  2. Ryohei Banno, "Global standardization and business strategy (2)"IEICE Society Conference, TK-3 (panel discussion), September 2016.

  3. Ryohei Banno, "Trends of oneM2M and Approaches in NTT"IEICE Society Conference, TK-3-4, September 2016.

  4. Ryohei Banno, "Towards the scalable pub/sub platform for IoT services (The 2015 IPSJ Best Paper Award)"IPSJ Magazine, Vol.57, No.8, August 2016.


Workshops, exhibitions, etc.

  1. Niconico Chokaigi 2017, April 2017.

  2. 2nd oneM2M Interop event, May 2016.

  3. Ryohei Banno, "pub/sub and structured overlays"The 8th Workshop on Wide-Area Sensor Networks and Overlay Networks, March 2016.

  4. Masashi Hojo, Ryohei Banno, Kazuyuki Shudo, "FRT-Skip Graph: A Skip Graph-Style Strucutred Overlay based on Flexible Routing Tables"The 8th Workshop on Wide-Area Sensor Networks and Overlay Networks, March 2016.

  5. Takafumi Kawaguchi, Ryohei BannoMasashi Hojo, Kazuyuki Shudo, "Self-Refining Skip Graph: A Structured Overlay Approaching to Ideal Skip Graph"The 8th Workshop on Wide-Area Sensor Networks and Overlay Networks, March 2016.

  6. 1st oneM2M Interop event, September 2015.

  7. "Novel and Innovative R&D Making Use of Brain Structures (Exhibition)", IEEE Annual International Computer Software & Applications Conference (COMPSAC), July 2013.

  8. Ryohei Banno"Handling Complex Queries on Structured Overlay Networks using Suffix Arrays"The 5th Workshop on Wide-Area Sensor Networks and Overlay Networks, October 2011.

  9. Ryohei Banno"A Partial Match Retrieval Method on P2P Networks using Skip Graph and Suffix Array", Annual Exchange Meeting of Hokuyu-kai, October 2011.

  10. Ryohei Banno"Cross-Browsing Communication by P2P Technologies"Cloud Spa 2.0@Otaru, August 2011.

  11. Ryohei Banno"A Cross-Browsing Communication System Using ALM Based on DHT", Annual Exchange Meeting of Hokuyu-kai, October 2010.

Patents