| 2019.11.1-3 | BIT's 13th World Congress of Regenerative Medicine & Stem Cell (Dalian Ascendas IT
                    Park, Dalian, China) 
 Top Innovative Regenerative Medicine
                    Fertility preservation techniques-Recent advancesKazuki Ohata and Keiichi Kato
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            | 2019.10.12-16 | The 75th ASRM Scientific Congress & Expo (Pennsylvania convention center,
                    Pennsylvania, USA) 
 Poster session
                    Effect of regulation of oocyte cytoplasmic volume during fertilization on clinical outcomes of
                            single-embryo transferHitomi Takenouchi, Satoshi Ueno, Akiko Yabuuchi, Tadashi Okimura, Kazuo Uchiyama, Tamotsu Kobayashi
                        and Keiichi Kato
 
                    The effect of zona pellucida thickness variation on fertilization and subsequent embryonic
                            development: A large single center cohort studyMakiko Kawakami, Tadashi Okimura, Kazuo Uchiyama, Akiko Yabuuchi and Keiichi Kato
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            | 2019.10.10-11 | 2019 ART World Congress (Lotte New York Palace, New York, USA) 
 Session 2: Improving pregnancy rates – The endometrium, ovary and embryo
                    Assessment of embryo ploidy using time-lapse imaging system and conventional morphological
                            gradingKeiichi Kato
 
 Poster session
                    Effect of the use of Polyvinylpyrrolidone(PVP)-coated injection pipette during intracytoplasmic
                            sperm injection on clinical outcomesTadashi Okimura, Akiko Yabuuchi, Tamotsu Kobayashi and Keiichi Kato *ポスター賞受賞
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            | 2019.6.23-26 | The 35th Annual meeting of ESHRE (Messe Wien Exhibition & Congress Center, Wien,
                    Austria) 
 Industry sponsored symposium
                    Re-consider the correlation between aneuploidy and embryo morphological and morphokinetic
                            evaluationKeiichi Kato
 
 Oral presentation
                    Effect of the use of Polyvinylpyrrolidone (PVP)-coated injection pipette during intracytoplasmic
                            sperm injection on clinical outcomesTadashi Okimura, Kazuo Uchiyama, Tamotsu kobayashi
                        and Keiichi Kato
 
                    Factors influencing live birth outcomes of day 7 blastocysts following autologous single
                            vitrified-warmed blastocyst transfer: A single-centre large cohort studySatoshi Ueno, Kazuo Uchiyama, Tadashi Okimura, Akiko Yabuuchi, Tamotsu Kobayashi and Keiichi Kato
 
                    Halo characteristics during fertilisation are predictive of human pre-implantation embryo
                            development and pregnancy outcomeKenji Ezoe, Hidetaka Tasaki, Tetsuya Miki, Cristina
                        Hickman, Tadashi Okimura, Kazuo Uchiyama, Akiko Yabuuchi, Tamotsu Kobayashi and Keiichi Kato
 
 Poster discussion session
                    Live baby rate per oocyte with no stimulationKeiichi Kato, Takashi Abe, Akiko Yabuuchi,
                        Kenji Ezoe, Helen Skaletsky, Junichiro Fukuda, Satoshi Ueno, Tamotsu Kobayashi and Sherman Silber
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            | 2019.5.2-5 | The 9th congress of the Asia Pacific Initiative on Reproduction (Hong Kong Convention and
                    Exhibition Centre, Hong Kong, China) 
 
                    Luncheon seminar
                    Focusing on Luteal Support Therapy. Clinical Outcomes relating to Natural vaginal progesterone,
                            LUTINUS@ use in Frozen-thawed ET under HRT and Natural CycleKeiichi Kato
 
 
                    Company Symposium
                    The Clinical Advantages of Embryoscope™ Time-Lapse Imaging System in ARTKenji Ezoe and Keiichi Kato
 
 
                    Oral presentation
                    The effects of blastomere movement post first cytokinesis on blastocyst development and pregnancy
                            outcome after single vitrified-warmed blastocyst transferKazuki Ohata, Kenji Ezoe, Hirohumi Morita, Ryoma Tsuchiya, Shigeru Kaneko, Akiko Yabuuchi, Kazuo
                        Uchiyama, Tadashi Okimura, Tamotsu Kobayashi and Keiichi Kato
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            | 2019.2.15 | Cryotop vitrification workshop (The Okura Prestige Bangkok, Bangkok, Thailand) 
 
                    The feature of mild stimulation and natural cycle IVF in Kato Ladies ClinicKeiichi Kato
 
                    Clinical application for single vitrified-warmed blastocyst transferSatoshi Ueno
 
                    Cryotop vitrification protocol and technical tipsAkiko Yabuuchi, Kasumi Honda, Yuki Katakura, Satoshi Ueno and Hidetaka Tasaki
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