1. The perspectives of molecularly targeted therapies which this issue illustrates

   • Noriomi Matsumura

   Editorial 08 June 2020 Pages: 101 - 101

2. Combined robotic and cystoscopic surgery for rectal cancer invading urinary bladder

   • Kenji Kawada
   • Takashi Kobayashi
   • Yoshiharu Sakai

   Video article 01 April 2020 Pages: 102 - 106

   

3. Transanal total mesorectal excision in the prone jackknife position without being conscious of the size of prostatic enlargement for lower rectal cancer

   • Dai Uematsu
   • Gaku Akiyama
   • Kojiro Ono

   Video article 20 April 2020 Pages: 107 - 111

   

4. A case of advanced gastric cancer showing HER2 positivity after chemotherapy

   • Suguru Hirose
   • Toshikazu Moriwaki
   • Ichinosuke Hyodo

   Case report 03 April 2020 Pages: 112 - 115

   

5. Primary anorectal malignant melanoma with laparoscopic abdominoperineal resection: a case study and review of the relevant literature

   • Kentaro Nonaka
   • Kensuke Kudou
   • Masaki Mori

   Case report 17 April 2020 Pages: 116 - 122

   

6. Myasthenia gravis with myositis induced by pembrolizumab therapy in a patient with metastatic urothelial carcinoma

   • Nozomi Hayakawa
   • Eiji Kikuchi
   • Mototsugu Oya

   Case report 21 March 2020 Pages: 123 - 126

   

7. Reintroduction of nivolumab in a patient with gastric cancer after improvement of nivolumab-induced acute interstitial nephritis: a case report

   • Qingjiang Hu
   • Hirofumi Hasuda
   • Masaki Mori

   Case report 22 May 2020 Pages: 127 - 132

   

8. Difficulty in distinguishing radiation-induced prostate sarcoma from radiation mucositis in a patient with persistent urinary retention and hematuria after prostate cancer radiotherapy

   • Shinya Hiraoka
   • Toshiyuki Imagumbai
   • Masaki Kokubo

   Case report 20 March 2020 Pages: 133 - 136

   

9. NK-92 cellular therapy for pediatric relapsed/refractory Ewing sarcoma

   • Koray Yalcin
   • Ercument Ovali
   • Volkan Hazar

   Case report 24 March 2020 Pages: 137 - 140

   

10. Renal metastasis from primary hepatocellular carcinoma: a case report

    • Ryoken Yamanaka
    • Yohei Sekino
    • Akio Matsubara

    Case report 25 March 2020 Pages: 141 - 145

    

11. Four cases of Trousseau syndrome associated with breast cancer that exhibited central nervous system manifestations

    • Mai Okazaki
    • Hiroko Bando
    • Hisato Hara

    Case report 04 April 2020 Pages: 146 - 150

    

12. Clinically node-positive micropapillary bladder cancer in a young female desiring to spare functional bladder and fertility

    • Hiroshi Fukushima
    • Yasukazu Nakanishi
    • Fumitaka Koga

    Case report 11 April 2020 Pages: 151 - 154

    

13. Effective treatment of relapsed prostate small cell carcinoma with amrubicin: report of a case

    • Kanao Kobayashi
    • Masayuki Muto
    • Yoshinori Shigematsu

    Case report 13 May 2020 Pages: 155 - 158

    

14. A case of endometrial carcinoma progressed during pregnancy resulting in fetal death

    • Emi Ota
    • Hidetaka Nomura
    • Nobuhiro Takeshima

    Case report 22 May 2020 Pages: 159 - 161

    

15. Ascending colon cancer with synchronous right external iliac lymph node metastasis

    • Yoshinori Iwata
    • Nobuhisa Matsuhashi
    • Kazuhiro Yoshida

    Case report 27 May 2020 Pages: 162 - 167