Definition of 提案箱 (ていあんばこ)
ていあんばこ
                        提案箱
ていあんばこ
teianbako
noun
•
        
suggestion box
Related Kanji
| 提 | propose, take along, carry in hand | 
| 案 | plan, suggestion, draft, ponder, fear, proposition, idea, expectation, worry, table, bench | 
| 箱 | box, chest, case, bin, railway car |