Quay (-7.5 m) Renovation, Port of Kanazawa
                                        
                                            Current / Ishikawa / Groundwork                                         
                                                                            
                                                             
                                                        
                                                                    
                                    
                                        
Soil Improvement, Tokuyama-Kudamatsu Port
                                        
                                            2018 / Yamaguchi / Groundwork                                         
                                                                            
                                                             
                                                        
                                                                    
                                    
                                        
Topping and wave-dissipating work at offshore breakwater at Soma main port (disaster restoration)
                                        
                                            2018 / Fukushima / Civil engineering                                         
                                                                            
                                                             
                                                        
                                                                    
                                    
                                        
Quay (-7.5 m), Port of Toyo, Ehime
                                        
                                            2018 / Ehime / Civil engineering                                         
                                                                            
                                                             
                                                        
                                                                    
                                    
                                        
Caisson, Port of Hosojima, Miyazaki
                                        
                                            2017 / Miyazaki / Civil engineering                                         
                                                                            
                                                             
                                                        
                                                                    
                                    
                                        
Breakwater, Port of Ofunato, Iwate
                                        
                                            2017 / Iwate / Civil engineering                                         
                                                                            
                                                             
                                                        
                                                                    
                                    
                                        
Quay (-12 m) Renovation, Port of Yatsushiro
                                        
                                            2017 / Kumamoto / Civil engineering                                         
                                                                            
                                                             
                                                        
                                                                    
                                    
                                        
Soil Improvement, New Sea Surface Disposal Site
                                        
                                            2016 / Tokyo / Civil engineering Groundwork                                         
                                                                            
                                                             
                                                        
                                                                    
                                    
                                        
Earth and Sand Disposal Site, Kanmon Route
                                        
                                            2016 / Yamaguchi / Civil engineering                                         
                                                                            
                                                             
                                                        
                                                                    
                                    
                                        
Temporary Revetment for Anchorage Berth (-15 m), Port of Hakata
                                        
                                            2015 / Fukuoka / Civil engineering                                         
                                                                            
                                                             
                                                        
                                                                    
                                    
                                        
Hirota Fishing Port, Iwate
                                        
                                            2014 / Iwate / Civil engineering